Home / 27,134.12-37,445.25-15,197.43

Finding the Fourth Proportional to 27,134.12, 37,445.25 and 15,197.43

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Solution

The fourth proportional to 27,134.12, 37,445.25 and 15,197.43 is: 20,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,134.12 : 37,445.25 = 15,197.43 : x
  2. Step 2: Convert to fraction form
    27,134.12/37,445.25 = 15,197.43/x
  3. Step 3: Cross multiply
    27,134.12x = 37,445.25 × 15,197.43
  4. Step 4: Simplify right side
    27,134.12x = 569,071,565.71
  5. Step 5: Solve for x
    x = 569,071,565.71/27,134.12
  6. Step 6: Final answer
    x = 20,972.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.