Home / 17,761.60-24,495.96-10,686.70

Finding the Fourth Proportional to 17,761.60, 24,495.96 and 10,686.70

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Solution

The fourth proportional to 17,761.60, 24,495.96 and 10,686.70 is: 14,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.60 : 24,495.96 = 10,686.70 : x
  2. Step 2: Convert to fraction form
    17,761.60/24,495.96 = 10,686.70/x
  3. Step 3: Cross multiply
    17,761.60x = 24,495.96 × 10,686.70
  4. Step 4: Simplify right side
    17,761.60x = 261,780,975.73
  5. Step 5: Solve for x
    x = 261,780,975.73/17,761.60
  6. Step 6: Final answer
    x = 14,738.59

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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.