Home / 27,142.08-37,456.19-16,387.50

Finding the Fourth Proportional to 27,142.08, 37,456.19 and 16,387.50

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Solution

The fourth proportional to 27,142.08, 37,456.19 and 16,387.50 is: 22,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,142.08 : 37,456.19 = 16,387.50 : x
  2. Step 2: Convert to fraction form
    27,142.08/37,456.19 = 16,387.50/x
  3. Step 3: Cross multiply
    27,142.08x = 37,456.19 × 16,387.50
  4. Step 4: Simplify right side
    27,142.08x = 613,813,313.63
  5. Step 5: Solve for x
    x = 613,813,313.63/27,142.08
  6. Step 6: Final answer
    x = 22,614.82

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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.