Home / 15,755.55-23,633.58-3,909.39

Finding the Fourth Proportional to 15,755.55, 23,633.58 and 3,909.39

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Solution

The fourth proportional to 15,755.55, 23,633.58 and 3,909.39 is: 5,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.55 : 23,633.58 = 3,909.39 : x
  2. Step 2: Convert to fraction form
    15,755.55/23,633.58 = 3,909.39/x
  3. Step 3: Cross multiply
    15,755.55x = 23,633.58 × 3,909.39
  4. Step 4: Simplify right side
    15,755.55x = 92,392,881.32
  5. Step 5: Solve for x
    x = 92,392,881.32/15,755.55
  6. Step 6: Final answer
    x = 5,864.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.