Home / 26,099.38-39,140.79-8,565.13

Finding the Fourth Proportional to 26,099.38, 39,140.79 and 8,565.13

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Solution

The fourth proportional to 26,099.38, 39,140.79 and 8,565.13 is: 12,844.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,099.38 : 39,140.79 = 8,565.13 : x
  2. Step 2: Convert to fraction form
    26,099.38/39,140.79 = 8,565.13/x
  3. Step 3: Cross multiply
    26,099.38x = 39,140.79 × 8,565.13
  4. Step 4: Simplify right side
    26,099.38x = 335,245,954.65
  5. Step 5: Solve for x
    x = 335,245,954.65/26,099.38
  6. Step 6: Final answer
    x = 12,844.98

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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.