Home / 42,011.66-57,975.26-22,891.21

Finding the Fourth Proportional to 42,011.66, 57,975.26 and 22,891.21

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Solution

The fourth proportional to 42,011.66, 57,975.26 and 22,891.21 is: 31,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,011.66 : 57,975.26 = 22,891.21 : x
  2. Step 2: Convert to fraction form
    42,011.66/57,975.26 = 22,891.21/x
  3. Step 3: Cross multiply
    42,011.66x = 57,975.26 × 22,891.21
  4. Step 4: Simplify right side
    42,011.66x = 1,327,123,592.07
  5. Step 5: Solve for x
    x = 1,327,123,592.07/42,011.66
  6. Step 6: Final answer
    x = 31,589.41

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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.