Home / 43,184.57-64,776.85-16,870.86

Finding the Fourth Proportional to 43,184.57, 64,776.85 and 16,870.86

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Solution

The fourth proportional to 43,184.57, 64,776.85 and 16,870.86 is: 25,306.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,184.57 : 64,776.85 = 16,870.86 : x
  2. Step 2: Convert to fraction form
    43,184.57/64,776.85 = 16,870.86/x
  3. Step 3: Cross multiply
    43,184.57x = 64,776.85 × 16,870.86
  4. Step 4: Simplify right side
    43,184.57x = 1,092,841,167.59
  5. Step 5: Solve for x
    x = 1,092,841,167.59/43,184.57
  6. Step 6: Final answer
    x = 25,306.29

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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.