Home / 24,951.78-34,433.53-13,621.29

Finding the Fourth Proportional to 24,951.78, 34,433.53 and 13,621.29

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Solution

The fourth proportional to 24,951.78, 34,433.53 and 13,621.29 is: 18,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,951.78 : 34,433.53 = 13,621.29 : x
  2. Step 2: Convert to fraction form
    24,951.78/34,433.53 = 13,621.29/x
  3. Step 3: Cross multiply
    24,951.78x = 34,433.53 × 13,621.29
  4. Step 4: Simplify right side
    24,951.78x = 469,028,857.58
  5. Step 5: Solve for x
    x = 469,028,857.58/24,951.78
  6. Step 6: Final answer
    x = 18,797.41

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1.5x scale

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.