Home / 24,689.24-34,082.40-15,749

Finding the Fourth Proportional to 24,689.24, 34,082.40 and 15,749

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Solution

The fourth proportional to 24,689.24, 34,082.40 and 15,749 is: 21,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,689.24 : 34,082.40 = 15,749 : x
  2. Step 2: Convert to fraction form
    24,689.24/34,082.40 = 15,749/x
  3. Step 3: Cross multiply
    24,689.24x = 34,082.40 × 15,749
  4. Step 4: Simplify right side
    24,689.24x = 536,763,717.60
  5. Step 5: Solve for x
    x = 536,763,717.60/24,689.24
  6. Step 6: Final answer
    x = 21,740.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.