Home / 15,909.84-23,864.76-5,521.68

Finding the Fourth Proportional to 15,909.84, 23,864.76 and 5,521.68

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Solution

The fourth proportional to 15,909.84, 23,864.76 and 5,521.68 is: 8,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,909.84 : 23,864.76 = 5,521.68 : x
  2. Step 2: Convert to fraction form
    15,909.84/23,864.76 = 5,521.68/x
  3. Step 3: Cross multiply
    15,909.84x = 23,864.76 × 5,521.68
  4. Step 4: Simplify right side
    15,909.84x = 131,773,568.00
  5. Step 5: Solve for x
    x = 131,773,568.00/15,909.84
  6. Step 6: Final answer
    x = 8,282.52

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Similar ratio
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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.