Home / 39,225.08-54,075.26-27,890.35

Finding the Fourth Proportional to 39,225.08, 54,075.26 and 27,890.35

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Solution

The fourth proportional to 39,225.08, 54,075.26 and 27,890.35 is: 38,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,225.08 : 54,075.26 = 27,890.35 : x
  2. Step 2: Convert to fraction form
    39,225.08/54,075.26 = 27,890.35/x
  3. Step 3: Cross multiply
    39,225.08x = 54,075.26 × 27,890.35
  4. Step 4: Simplify right side
    39,225.08x = 1,508,177,862.28
  5. Step 5: Solve for x
    x = 1,508,177,862.28/39,225.08
  6. Step 6: Final answer
    x = 38,449.32

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Half scale
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Double scale
Find fourth proportional to 39,226.08, 54,076.64 and 27,891.35
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.