Home / 34,278.80-51,465.78-17,650.71

Finding the Fourth Proportional to 34,278.80, 51,465.78 and 17,650.71

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Solution

The fourth proportional to 34,278.80, 51,465.78 and 17,650.71 is: 26,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,278.80 : 51,465.78 = 17,650.71 : x
  2. Step 2: Convert to fraction form
    34,278.80/51,465.78 = 17,650.71/x
  3. Step 3: Cross multiply
    34,278.80x = 51,465.78 × 17,650.71
  4. Step 4: Simplify right side
    34,278.80x = 908,407,557.70
  5. Step 5: Solve for x
    x = 908,407,557.70/34,278.80
  6. Step 6: Final answer
    x = 26,500.57

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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.