Home / 38,314.10-57,471.15-10,612.10

Finding the Fourth Proportional to 38,314.10, 57,471.15 and 10,612.10

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Solution

The fourth proportional to 38,314.10, 57,471.15 and 10,612.10 is: 15,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,314.10 : 57,471.15 = 10,612.10 : x
  2. Step 2: Convert to fraction form
    38,314.10/57,471.15 = 10,612.10/x
  3. Step 3: Cross multiply
    38,314.10x = 57,471.15 × 10,612.10
  4. Step 4: Simplify right side
    38,314.10x = 609,889,590.92
  5. Step 5: Solve for x
    x = 609,889,590.92/38,314.10
  6. Step 6: Final answer
    x = 15,918.15

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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.