Home / 25,032.12-37,548.18-8,387.43

Finding the Fourth Proportional to 25,032.12, 37,548.18 and 8,387.43

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Solution

The fourth proportional to 25,032.12, 37,548.18 and 8,387.43 is: 12,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,032.12 : 37,548.18 = 8,387.43 : x
  2. Step 2: Convert to fraction form
    25,032.12/37,548.18 = 8,387.43/x
  3. Step 3: Cross multiply
    25,032.12x = 37,548.18 × 8,387.43
  4. Step 4: Simplify right side
    25,032.12x = 314,932,731.38
  5. Step 5: Solve for x
    x = 314,932,731.38/25,032.12
  6. Step 6: Final answer
    x = 12,581.15

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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.