Home / 27,582.52-38,064.62-15,008.12

Finding the Fourth Proportional to 27,582.52, 38,064.62 and 15,008.12

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Solution

The fourth proportional to 27,582.52, 38,064.62 and 15,008.12 is: 20,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.52 : 38,064.62 = 15,008.12 : x
  2. Step 2: Convert to fraction form
    27,582.52/38,064.62 = 15,008.12/x
  3. Step 3: Cross multiply
    27,582.52x = 38,064.62 × 15,008.12
  4. Step 4: Simplify right side
    27,582.52x = 571,278,384.71
  5. Step 5: Solve for x
    x = 571,278,384.71/27,582.52
  6. Step 6: Final answer
    x = 20,711.61

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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.