Home / 27,385.71-41,061.39-12,575.62

Finding the Fourth Proportional to 27,385.71, 41,061.39 and 12,575.62

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Solution

The fourth proportional to 27,385.71, 41,061.39 and 12,575.62 is: 18,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.71 : 41,061.39 = 12,575.62 : x
  2. Step 2: Convert to fraction form
    27,385.71/41,061.39 = 12,575.62/x
  3. Step 3: Cross multiply
    27,385.71x = 41,061.39 × 12,575.62
  4. Step 4: Simplify right side
    27,385.71x = 516,372,437.31
  5. Step 5: Solve for x
    x = 516,372,437.31/27,385.71
  6. Step 6: Final answer
    x = 18,855.54

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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.