Home / 14,990.12-22,489.68-7,098.65

Finding the Fourth Proportional to 14,990.12, 22,489.68 and 7,098.65

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Solution

The fourth proportional to 14,990.12, 22,489.68 and 7,098.65 is: 10,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990.12 : 22,489.68 = 7,098.65 : x
  2. Step 2: Convert to fraction form
    14,990.12/22,489.68 = 7,098.65/x
  3. Step 3: Cross multiply
    14,990.12x = 22,489.68 × 7,098.65
  4. Step 4: Simplify right side
    14,990.12x = 159,646,366.93
  5. Step 5: Solve for x
    x = 159,646,366.93/14,990.12
  6. Step 6: Final answer
    x = 10,650.11

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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.