Home / 38,908.31-58,380.68-19,176.10

Finding the Fourth Proportional to 38,908.31, 58,380.68 and 19,176.10

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Solution

The fourth proportional to 38,908.31, 58,380.68 and 19,176.10 is: 28,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.31 : 58,380.68 = 19,176.10 : x
  2. Step 2: Convert to fraction form
    38,908.31/58,380.68 = 19,176.10/x
  3. Step 3: Cross multiply
    38,908.31x = 58,380.68 × 19,176.10
  4. Step 4: Simplify right side
    38,908.31x = 1,119,513,757.75
  5. Step 5: Solve for x
    x = 1,119,513,757.75/38,908.31
  6. Step 6: Final answer
    x = 28,773.13

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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.