Home / 39,227.06-54,133.44-21,322.04

Finding the Fourth Proportional to 39,227.06, 54,133.44 and 21,322.04

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Solution

The fourth proportional to 39,227.06, 54,133.44 and 21,322.04 is: 29,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,227.06 : 54,133.44 = 21,322.04 : x
  2. Step 2: Convert to fraction form
    39,227.06/54,133.44 = 21,322.04/x
  3. Step 3: Cross multiply
    39,227.06x = 54,133.44 × 21,322.04
  4. Step 4: Simplify right side
    39,227.06x = 1,154,235,373.02
  5. Step 5: Solve for x
    x = 1,154,235,373.02/39,227.06
  6. Step 6: Final answer
    x = 29,424.47

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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.