Home / 41,117.56-56,712.96-28,375.60

Finding the Fourth Proportional to 41,117.56, 56,712.96 and 28,375.60

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Solution

The fourth proportional to 41,117.56, 56,712.96 and 28,375.60 is: 39,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,117.56 : 56,712.96 = 28,375.60 : x
  2. Step 2: Convert to fraction form
    41,117.56/56,712.96 = 28,375.60/x
  3. Step 3: Cross multiply
    41,117.56x = 56,712.96 × 28,375.60
  4. Step 4: Simplify right side
    41,117.56x = 1,609,264,267.78
  5. Step 5: Solve for x
    x = 1,609,264,267.78/41,117.56
  6. Step 6: Final answer
    x = 39,138.13

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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.