Home / 16,422.10-24,641.39-7,657.70

Finding the Fourth Proportional to 16,422.10, 24,641.39 and 7,657.70

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Solution

The fourth proportional to 16,422.10, 24,641.39 and 7,657.70 is: 11,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,422.10 : 24,641.39 = 7,657.70 : x
  2. Step 2: Convert to fraction form
    16,422.10/24,641.39 = 7,657.70/x
  3. Step 3: Cross multiply
    16,422.10x = 24,641.39 × 7,657.70
  4. Step 4: Simplify right side
    16,422.10x = 188,696,372.20
  5. Step 5: Solve for x
    x = 188,696,372.20/16,422.10
  6. Step 6: Final answer
    x = 11,490.39

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1.5x scale

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.