Home / 40,763.10-56,229.24-25,631.80

Finding the Fourth Proportional to 40,763.10, 56,229.24 and 25,631.80

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Solution

The fourth proportional to 40,763.10, 56,229.24 and 25,631.80 is: 35,356.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,763.10 : 56,229.24 = 25,631.80 : x
  2. Step 2: Convert to fraction form
    40,763.10/56,229.24 = 25,631.80/x
  3. Step 3: Cross multiply
    40,763.10x = 56,229.24 × 25,631.80
  4. Step 4: Simplify right side
    40,763.10x = 1,441,256,633.83
  5. Step 5: Solve for x
    x = 1,441,256,633.83/40,763.10
  6. Step 6: Final answer
    x = 35,356.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.