Home / 40,765.10-56,232-25,633.80

Finding the Fourth Proportional to 40,765.10, 56,232 and 25,633.80

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Solution

The fourth proportional to 40,765.10, 56,232 and 25,633.80 is: 35,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,765.10 : 56,232 = 25,633.80 : x
  2. Step 2: Convert to fraction form
    40,765.10/56,232 = 25,633.80/x
  3. Step 3: Cross multiply
    40,765.10x = 56,232 × 25,633.80
  4. Step 4: Simplify right side
    40,765.10x = 1,441,439,841.60
  5. Step 5: Solve for x
    x = 1,441,439,841.60/40,765.10
  6. Step 6: Final answer
    x = 35,359.66

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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.