Home / 25,575.21-38,387.72-15,733.71

Finding the Fourth Proportional to 25,575.21, 38,387.72 and 15,733.71

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Solution

The fourth proportional to 25,575.21, 38,387.72 and 15,733.71 is: 23,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.21 : 38,387.72 = 15,733.71 : x
  2. Step 2: Convert to fraction form
    25,575.21/38,387.72 = 15,733.71/x
  3. Step 3: Cross multiply
    25,575.21x = 38,387.72 × 15,733.71
  4. Step 4: Simplify right side
    25,575.21x = 603,981,293.38
  5. Step 5: Solve for x
    x = 603,981,293.38/25,575.21
  6. Step 6: Final answer
    x = 23,615.89

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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.