Home / 42,667.20-58,871.10-25,666.92

Finding the Fourth Proportional to 42,667.20, 58,871.10 and 25,666.92

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Solution

The fourth proportional to 42,667.20, 58,871.10 and 25,666.92 is: 35,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,667.20 : 58,871.10 = 25,666.92 : x
  2. Step 2: Convert to fraction form
    42,667.20/58,871.10 = 25,666.92/x
  3. Step 3: Cross multiply
    42,667.20x = 58,871.10 × 25,666.92
  4. Step 4: Simplify right side
    42,667.20x = 1,511,039,814.01
  5. Step 5: Solve for x
    x = 1,511,039,814.01/42,667.20
  6. Step 6: Final answer
    x = 35,414.55

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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.