Home / 41,931-57,864.78-23,067.72

Finding the Fourth Proportional to 41,931, 57,864.78 and 23,067.72

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Solution

The fourth proportional to 41,931, 57,864.78 and 23,067.72 is: 31,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,931 : 57,864.78 = 23,067.72 : x
  2. Step 2: Convert to fraction form
    41,931/57,864.78 = 23,067.72/x
  3. Step 3: Cross multiply
    41,931x = 57,864.78 × 23,067.72
  4. Step 4: Simplify right side
    41,931x = 1,334,808,542.90
  5. Step 5: Solve for x
    x = 1,334,808,542.90/41,931
  6. Step 6: Final answer
    x = 31,833.45

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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.