Home / 26,490.85-39,711.57-8,948.41

Finding the Fourth Proportional to 26,490.85, 39,711.57 and 8,948.41

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Solution

The fourth proportional to 26,490.85, 39,711.57 and 8,948.41 is: 13,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,490.85 : 39,711.57 = 8,948.41 : x
  2. Step 2: Convert to fraction form
    26,490.85/39,711.57 = 8,948.41/x
  3. Step 3: Cross multiply
    26,490.85x = 39,711.57 × 8,948.41
  4. Step 4: Simplify right side
    26,490.85x = 355,355,410.10
  5. Step 5: Solve for x
    x = 355,355,410.10/26,490.85
  6. Step 6: Final answer
    x = 13,414.27

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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.