Home / 39,278.26-58,909.78-15,262.52

Finding the Fourth Proportional to 39,278.26, 58,909.78 and 15,262.52

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Solution

The fourth proportional to 39,278.26, 58,909.78 and 15,262.52 is: 22,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278.26 : 58,909.78 = 15,262.52 : x
  2. Step 2: Convert to fraction form
    39,278.26/58,909.78 = 15,262.52/x
  3. Step 3: Cross multiply
    39,278.26x = 58,909.78 × 15,262.52
  4. Step 4: Simplify right side
    39,278.26x = 899,111,695.45
  5. Step 5: Solve for x
    x = 899,111,695.45/39,278.26
  6. Step 6: Final answer
    x = 22,890.82

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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.