Home / 15,854.11-23,781.39-7,534.96

Finding the Fourth Proportional to 15,854.11, 23,781.39 and 7,534.96

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Solution

The fourth proportional to 15,854.11, 23,781.39 and 7,534.96 is: 11,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.11 : 23,781.39 = 7,534.96 : x
  2. Step 2: Convert to fraction form
    15,854.11/23,781.39 = 7,534.96/x
  3. Step 3: Cross multiply
    15,854.11x = 23,781.39 × 7,534.96
  4. Step 4: Simplify right side
    15,854.11x = 179,191,822.39
  5. Step 5: Solve for x
    x = 179,191,822.39/15,854.11
  6. Step 6: Final answer
    x = 11,302.55

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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.