Home / 41,423.12-62,135.40-13,721.84

Finding the Fourth Proportional to 41,423.12, 62,135.40 and 13,721.84

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Solution

The fourth proportional to 41,423.12, 62,135.40 and 13,721.84 is: 20,583.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,423.12 : 62,135.40 = 13,721.84 : x
  2. Step 2: Convert to fraction form
    41,423.12/62,135.40 = 13,721.84/x
  3. Step 3: Cross multiply
    41,423.12x = 62,135.40 × 13,721.84
  4. Step 4: Simplify right side
    41,423.12x = 852,612,017.14
  5. Step 5: Solve for x
    x = 852,612,017.14/41,423.12
  6. Step 6: Final answer
    x = 20,583.00

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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.