Home / 41,106.30-61,659.45-21,423.30

Finding the Fourth Proportional to 41,106.30, 61,659.45 and 21,423.30

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Solution

The fourth proportional to 41,106.30, 61,659.45 and 21,423.30 is: 32,134.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,106.30 : 61,659.45 = 21,423.30 : x
  2. Step 2: Convert to fraction form
    41,106.30/61,659.45 = 21,423.30/x
  3. Step 3: Cross multiply
    41,106.30x = 61,659.45 × 21,423.30
  4. Step 4: Simplify right side
    41,106.30x = 1,320,948,895.19
  5. Step 5: Solve for x
    x = 1,320,948,895.19/41,106.30
  6. Step 6: Final answer
    x = 32,134.95

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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.