Home / 42,619.11-58,815.16-23,754.21

Finding the Fourth Proportional to 42,619.11, 58,815.16 and 23,754.21

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Solution

The fourth proportional to 42,619.11, 58,815.16 and 23,754.21 is: 32,781.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,619.11 : 58,815.16 = 23,754.21 : x
  2. Step 2: Convert to fraction form
    42,619.11/58,815.16 = 23,754.21/x
  3. Step 3: Cross multiply
    42,619.11x = 58,815.16 × 23,754.21
  4. Step 4: Simplify right side
    42,619.11x = 1,397,107,543.05
  5. Step 5: Solve for x
    x = 1,397,107,543.05/42,619.11
  6. Step 6: Final answer
    x = 32,781.25

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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.