Home / 41,862.40-57,767.48-38,518.72

Finding the Fourth Proportional to 41,862.40, 57,767.48 and 38,518.72

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Solution

The fourth proportional to 41,862.40, 57,767.48 and 38,518.72 is: 53,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,862.40 : 57,767.48 = 38,518.72 : x
  2. Step 2: Convert to fraction form
    41,862.40/57,767.48 = 38,518.72/x
  3. Step 3: Cross multiply
    41,862.40x = 57,767.48 × 38,518.72
  4. Step 4: Simplify right side
    41,862.40x = 2,225,129,387.23
  5. Step 5: Solve for x
    x = 2,225,129,387.23/41,862.40
  6. Step 6: Final answer
    x = 53,153.41

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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.