Home / 26,557.18-39,841.96-8,787.12

Finding the Fourth Proportional to 26,557.18, 39,841.96 and 8,787.12

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Solution

The fourth proportional to 26,557.18, 39,841.96 and 8,787.12 is: 13,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,557.18 : 39,841.96 = 8,787.12 : x
  2. Step 2: Convert to fraction form
    26,557.18/39,841.96 = 8,787.12/x
  3. Step 3: Cross multiply
    26,557.18x = 39,841.96 × 8,787.12
  4. Step 4: Simplify right side
    26,557.18x = 350,096,083.56
  5. Step 5: Solve for x
    x = 350,096,083.56/26,557.18
  6. Step 6: Final answer
    x = 13,182.73

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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.