Home / 26,916.57-40,375.02-9,386.42

Finding the Fourth Proportional to 26,916.57, 40,375.02 and 9,386.42

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Solution

The fourth proportional to 26,916.57, 40,375.02 and 9,386.42 is: 14,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.57 : 40,375.02 = 9,386.42 : x
  2. Step 2: Convert to fraction form
    26,916.57/40,375.02 = 9,386.42/x
  3. Step 3: Cross multiply
    26,916.57x = 40,375.02 × 9,386.42
  4. Step 4: Simplify right side
    26,916.57x = 378,976,728.55
  5. Step 5: Solve for x
    x = 378,976,728.55/26,916.57
  6. Step 6: Final answer
    x = 14,079.68

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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.