Home / 57,574.02-79,454.40-33,375.78

Finding the Fourth Proportional to 57,574.02, 79,454.40 and 33,375.78

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Solution

The fourth proportional to 57,574.02, 79,454.40 and 33,375.78 is: 46,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,574.02 : 79,454.40 = 33,375.78 : x
  2. Step 2: Convert to fraction form
    57,574.02/79,454.40 = 33,375.78/x
  3. Step 3: Cross multiply
    57,574.02x = 79,454.40 × 33,375.78
  4. Step 4: Simplify right side
    57,574.02x = 2,651,852,574.43
  5. Step 5: Solve for x
    x = 2,651,852,574.43/57,574.02
  6. Step 6: Final answer
    x = 46,059.88

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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.