Home / 40,039.38-60,073.38-17,850.78

Finding the Fourth Proportional to 40,039.38, 60,073.38 and 17,850.78

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Solution

The fourth proportional to 40,039.38, 60,073.38 and 17,850.78 is: 26,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039.38 : 60,073.38 = 17,850.78 : x
  2. Step 2: Convert to fraction form
    40,039.38/60,073.38 = 17,850.78/x
  3. Step 3: Cross multiply
    40,039.38x = 60,073.38 × 17,850.78
  4. Step 4: Simplify right side
    40,039.38x = 1,072,356,690.24
  5. Step 5: Solve for x
    x = 1,072,356,690.24/40,039.38
  6. Step 6: Final answer
    x = 26,782.55

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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.