Home / 26,298.18-39,432.69-8,758.44

Finding the Fourth Proportional to 26,298.18, 39,432.69 and 8,758.44

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Solution

The fourth proportional to 26,298.18, 39,432.69 and 8,758.44 is: 13,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298.18 : 39,432.69 = 8,758.44 : x
  2. Step 2: Convert to fraction form
    26,298.18/39,432.69 = 8,758.44/x
  3. Step 3: Cross multiply
    26,298.18x = 39,432.69 × 8,758.44
  4. Step 4: Simplify right side
    26,298.18x = 345,368,849.40
  5. Step 5: Solve for x
    x = 345,368,849.40/26,298.18
  6. Step 6: Final answer
    x = 13,132.80

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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.