Home / 26,367.70-39,551.55-10,781.68

Finding the Fourth Proportional to 26,367.70, 39,551.55 and 10,781.68

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Solution

The fourth proportional to 26,367.70, 39,551.55 and 10,781.68 is: 16,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,367.70 : 39,551.55 = 10,781.68 : x
  2. Step 2: Convert to fraction form
    26,367.70/39,551.55 = 10,781.68/x
  3. Step 3: Cross multiply
    26,367.70x = 39,551.55 × 10,781.68
  4. Step 4: Simplify right side
    26,367.70x = 426,432,155.60
  5. Step 5: Solve for x
    x = 426,432,155.60/26,367.70
  6. Step 6: Final answer
    x = 16,172.52

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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.