Home / 19,374.10-29,061.15-15,000.10

Finding the Fourth Proportional to 19,374.10, 29,061.15 and 15,000.10

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Solution

The fourth proportional to 19,374.10, 29,061.15 and 15,000.10 is: 22,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,374.10 : 29,061.15 = 15,000.10 : x
  2. Step 2: Convert to fraction form
    19,374.10/29,061.15 = 15,000.10/x
  3. Step 3: Cross multiply
    19,374.10x = 29,061.15 × 15,000.10
  4. Step 4: Simplify right side
    19,374.10x = 435,920,156.12
  5. Step 5: Solve for x
    x = 435,920,156.12/19,374.10
  6. Step 6: Final answer
    x = 22,500.15

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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.