Home / 41,988-57,931.94-29,226.86

Finding the Fourth Proportional to 41,988, 57,931.94 and 29,226.86

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Solution

The fourth proportional to 41,988, 57,931.94 and 29,226.86 is: 40,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,988 : 57,931.94 = 29,226.86 : x
  2. Step 2: Convert to fraction form
    41,988/57,931.94 = 29,226.86/x
  3. Step 3: Cross multiply
    41,988x = 57,931.94 × 29,226.86
  4. Step 4: Simplify right side
    41,988x = 1,693,168,699.91
  5. Step 5: Solve for x
    x = 1,693,168,699.91/41,988
  6. Step 6: Final answer
    x = 40,325.06

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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.