Home / 42,879.15-64,232.33-24,389.55

Finding the Fourth Proportional to 42,879.15, 64,232.33 and 24,389.55

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Solution

The fourth proportional to 42,879.15, 64,232.33 and 24,389.55 is: 36,535.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,879.15 : 64,232.33 = 24,389.55 : x
  2. Step 2: Convert to fraction form
    42,879.15/64,232.33 = 24,389.55/x
  3. Step 3: Cross multiply
    42,879.15x = 64,232.33 × 24,389.55
  4. Step 4: Simplify right side
    42,879.15x = 1,566,597,502.20
  5. Step 5: Solve for x
    x = 1,566,597,502.20/42,879.15
  6. Step 6: Final answer
    x = 36,535.18

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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.