Home / 15,374.18-23,068.14-7,472.36

Finding the Fourth Proportional to 15,374.18, 23,068.14 and 7,472.36

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Solution

The fourth proportional to 15,374.18, 23,068.14 and 7,472.36 is: 11,211.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.18 : 23,068.14 = 7,472.36 : x
  2. Step 2: Convert to fraction form
    15,374.18/23,068.14 = 7,472.36/x
  3. Step 3: Cross multiply
    15,374.18x = 23,068.14 × 7,472.36
  4. Step 4: Simplify right side
    15,374.18x = 172,373,446.61
  5. Step 5: Solve for x
    x = 172,373,446.61/15,374.18
  6. Step 6: Final answer
    x = 11,211.88

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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.