Home / 16,635.38-24,959.91-12,215.61

Finding the Fourth Proportional to 16,635.38, 24,959.91 and 12,215.61

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Solution

The fourth proportional to 16,635.38, 24,959.91 and 12,215.61 is: 18,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,635.38 : 24,959.91 = 12,215.61 : x
  2. Step 2: Convert to fraction form
    16,635.38/24,959.91 = 12,215.61/x
  3. Step 3: Cross multiply
    16,635.38x = 24,959.91 × 12,215.61
  4. Step 4: Simplify right side
    16,635.38x = 304,900,572.00
  5. Step 5: Solve for x
    x = 304,900,572.00/16,635.38
  6. Step 6: Final answer
    x = 18,328.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.