Home / 15,278.10-22,902.50-9,714.22

Finding the Fourth Proportional to 15,278.10, 22,902.50 and 9,714.22

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Solution

The fourth proportional to 15,278.10, 22,902.50 and 9,714.22 is: 14,562.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278.10 : 22,902.50 = 9,714.22 : x
  2. Step 2: Convert to fraction form
    15,278.10/22,902.50 = 9,714.22/x
  3. Step 3: Cross multiply
    15,278.10x = 22,902.50 × 9,714.22
  4. Step 4: Simplify right side
    15,278.10x = 222,479,923.55
  5. Step 5: Solve for x
    x = 222,479,923.55/15,278.10
  6. Step 6: Final answer
    x = 14,562.02

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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.