Home / 26,557.32-39,841.20-8,787.27

Finding the Fourth Proportional to 26,557.32, 39,841.20 and 8,787.27

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Solution

The fourth proportional to 26,557.32, 39,841.20 and 8,787.27 is: 13,182.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,557.32 : 39,841.20 = 8,787.27 : x
  2. Step 2: Convert to fraction form
    26,557.32/39,841.20 = 8,787.27/x
  3. Step 3: Cross multiply
    26,557.32x = 39,841.20 × 8,787.27
  4. Step 4: Simplify right side
    26,557.32x = 350,095,381.52
  5. Step 5: Solve for x
    x = 350,095,381.52/26,557.32
  6. Step 6: Final answer
    x = 13,182.63

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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.