Home / 40,811.80-61,114.02-22,322.20

Finding the Fourth Proportional to 40,811.80, 61,114.02 and 22,322.20

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Solution

The fourth proportional to 40,811.80, 61,114.02 and 22,322.20 is: 33,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,811.80 : 61,114.02 = 22,322.20 : x
  2. Step 2: Convert to fraction form
    40,811.80/61,114.02 = 22,322.20/x
  3. Step 3: Cross multiply
    40,811.80x = 61,114.02 × 22,322.20
  4. Step 4: Simplify right side
    40,811.80x = 1,364,199,377.24
  5. Step 5: Solve for x
    x = 1,364,199,377.24/40,811.80
  6. Step 6: Final answer
    x = 33,426.59

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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.