Home / 42,020.08-57,982.44-24,112.72

Finding the Fourth Proportional to 42,020.08, 57,982.44 and 24,112.72

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Solution

The fourth proportional to 42,020.08, 57,982.44 and 24,112.72 is: 33,272.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,020.08 : 57,982.44 = 24,112.72 : x
  2. Step 2: Convert to fraction form
    42,020.08/57,982.44 = 24,112.72/x
  3. Step 3: Cross multiply
    42,020.08x = 57,982.44 × 24,112.72
  4. Step 4: Simplify right side
    42,020.08x = 1,398,114,340.64
  5. Step 5: Solve for x
    x = 1,398,114,340.64/42,020.08
  6. Step 6: Final answer
    x = 33,272.53

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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.