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Finding the Fourth Proportional to 41,305.80, 61,958.70 and 26,531.40

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Solution

The fourth proportional to 41,305.80, 61,958.70 and 26,531.40 is: 39,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,305.80 : 61,958.70 = 26,531.40 : x
  2. Step 2: Convert to fraction form
    41,305.80/61,958.70 = 26,531.40/x
  3. Step 3: Cross multiply
    41,305.80x = 61,958.70 × 26,531.40
  4. Step 4: Simplify right side
    41,305.80x = 1,643,851,053.18
  5. Step 5: Solve for x
    x = 1,643,851,053.18/41,305.80
  6. Step 6: Final answer
    x = 39,797.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.