Home / 18,319.92-27,484.20-14,585.82

Finding the Fourth Proportional to 18,319.92, 27,484.20 and 14,585.82

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Solution

The fourth proportional to 18,319.92, 27,484.20 and 14,585.82 is: 21,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.92 : 27,484.20 = 14,585.82 : x
  2. Step 2: Convert to fraction form
    18,319.92/27,484.20 = 14,585.82/x
  3. Step 3: Cross multiply
    18,319.92x = 27,484.20 × 14,585.82
  4. Step 4: Simplify right side
    18,319.92x = 400,879,456.62
  5. Step 5: Solve for x
    x = 400,879,456.62/18,319.92
  6. Step 6: Final answer
    x = 21,882.17

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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.