Home / 41,280.36-61,901.94-11,691.18

Finding the Fourth Proportional to 41,280.36, 61,901.94 and 11,691.18

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Solution

The fourth proportional to 41,280.36, 61,901.94 and 11,691.18 is: 17,531.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,280.36 : 61,901.94 = 11,691.18 : x
  2. Step 2: Convert to fraction form
    41,280.36/61,901.94 = 11,691.18/x
  3. Step 3: Cross multiply
    41,280.36x = 61,901.94 × 11,691.18
  4. Step 4: Simplify right side
    41,280.36x = 723,706,722.89
  5. Step 5: Solve for x
    x = 723,706,722.89/41,280.36
  6. Step 6: Final answer
    x = 17,531.50

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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.