Home / 39,227.17-54,133.57-21,322.13

Finding the Fourth Proportional to 39,227.17, 54,133.57 and 21,322.13

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Solution

The fourth proportional to 39,227.17, 54,133.57 and 21,322.13 is: 29,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,227.17 : 54,133.57 = 21,322.13 : x
  2. Step 2: Convert to fraction form
    39,227.17/54,133.57 = 21,322.13/x
  3. Step 3: Cross multiply
    39,227.17x = 54,133.57 × 21,322.13
  4. Step 4: Simplify right side
    39,227.17x = 1,154,243,016.90
  5. Step 5: Solve for x
    x = 1,154,243,016.90/39,227.17
  6. Step 6: Final answer
    x = 29,424.58

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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.