Home / 39,185.08-54,074.44-22,417

Finding the Fourth Proportional to 39,185.08, 54,074.44 and 22,417

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Solution

The fourth proportional to 39,185.08, 54,074.44 and 22,417 is: 30,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.08 : 54,074.44 = 22,417 : x
  2. Step 2: Convert to fraction form
    39,185.08/54,074.44 = 22,417/x
  3. Step 3: Cross multiply
    39,185.08x = 54,074.44 × 22,417
  4. Step 4: Simplify right side
    39,185.08x = 1,212,186,721.48
  5. Step 5: Solve for x
    x = 1,212,186,721.48/39,185.08
  6. Step 6: Final answer
    x = 30,934.90

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Double scale
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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.