Home / 42,003.30-57,964.05-23,140.02

Finding the Fourth Proportional to 42,003.30, 57,964.05 and 23,140.02

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Solution

The fourth proportional to 42,003.30, 57,964.05 and 23,140.02 is: 31,932.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,003.30 : 57,964.05 = 23,140.02 : x
  2. Step 2: Convert to fraction form
    42,003.30/57,964.05 = 23,140.02/x
  3. Step 3: Cross multiply
    42,003.30x = 57,964.05 × 23,140.02
  4. Step 4: Simplify right side
    42,003.30x = 1,341,289,276.28
  5. Step 5: Solve for x
    x = 1,341,289,276.28/42,003.30
  6. Step 6: Final answer
    x = 31,932.95

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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.