Home / 15,990.62-24,006.68-12,295.43

Finding the Fourth Proportional to 15,990.62, 24,006.68 and 12,295.43

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Solution

The fourth proportional to 15,990.62, 24,006.68 and 12,295.43 is: 18,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990.62 : 24,006.68 = 12,295.43 : x
  2. Step 2: Convert to fraction form
    15,990.62/24,006.68 = 12,295.43/x
  3. Step 3: Cross multiply
    15,990.62x = 24,006.68 × 12,295.43
  4. Step 4: Simplify right side
    15,990.62x = 295,172,453.47
  5. Step 5: Solve for x
    x = 295,172,453.47/15,990.62
  6. Step 6: Final answer
    x = 18,459.10

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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.