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Finding the Fourth Proportional to 39,658.65, 59,408.64 and 23,854.96

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Solution

The fourth proportional to 39,658.65, 59,408.64 and 23,854.96 is: 35,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,658.65 : 59,408.64 = 23,854.96 : x
  2. Step 2: Convert to fraction form
    39,658.65/59,408.64 = 23,854.96/x
  3. Step 3: Cross multiply
    39,658.65x = 59,408.64 × 23,854.96
  4. Step 4: Simplify right side
    39,658.65x = 1,417,190,470.94
  5. Step 5: Solve for x
    x = 1,417,190,470.94/39,658.65
  6. Step 6: Final answer
    x = 35,734.72

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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.