Home / 41,088.48-61,619.52-13,380

Finding the Fourth Proportional to 41,088.48, 61,619.52 and 13,380

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Solution

The fourth proportional to 41,088.48, 61,619.52 and 13,380 is: 20,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,088.48 : 61,619.52 = 13,380 : x
  2. Step 2: Convert to fraction form
    41,088.48/61,619.52 = 13,380/x
  3. Step 3: Cross multiply
    41,088.48x = 61,619.52 × 13,380
  4. Step 4: Simplify right side
    41,088.48x = 824,469,177.60
  5. Step 5: Solve for x
    x = 824,469,177.60/41,088.48
  6. Step 6: Final answer
    x = 20,065.70

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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.