Home / 27,959.07-38,581.16-16,472.15

Finding the Fourth Proportional to 27,959.07, 38,581.16 and 16,472.15

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Solution

The fourth proportional to 27,959.07, 38,581.16 and 16,472.15 is: 22,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,959.07 : 38,581.16 = 16,472.15 : x
  2. Step 2: Convert to fraction form
    27,959.07/38,581.16 = 16,472.15/x
  3. Step 3: Cross multiply
    27,959.07x = 38,581.16 × 16,472.15
  4. Step 4: Simplify right side
    27,959.07x = 635,514,379.43
  5. Step 5: Solve for x
    x = 635,514,379.43/27,959.07
  6. Step 6: Final answer
    x = 22,730.17

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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.