Home / 39,251.52-54,166.08-21,346.08

Finding the Fourth Proportional to 39,251.52, 54,166.08 and 21,346.08

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Solution

The fourth proportional to 39,251.52, 54,166.08 and 21,346.08 is: 29,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,251.52 : 54,166.08 = 21,346.08 : x
  2. Step 2: Convert to fraction form
    39,251.52/54,166.08 = 21,346.08/x
  3. Step 3: Cross multiply
    39,251.52x = 54,166.08 × 21,346.08
  4. Step 4: Simplify right side
    39,251.52x = 1,156,233,476.97
  5. Step 5: Solve for x
    x = 1,156,233,476.97/39,251.52
  6. Step 6: Final answer
    x = 29,457.04

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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.