Home / 41,079.64-61,627.08-13,006.78

Finding the Fourth Proportional to 41,079.64, 61,627.08 and 13,006.78

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Solution

The fourth proportional to 41,079.64, 61,627.08 and 13,006.78 is: 19,512.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,079.64 : 61,627.08 = 13,006.78 : x
  2. Step 2: Convert to fraction form
    41,079.64/61,627.08 = 13,006.78/x
  3. Step 3: Cross multiply
    41,079.64x = 61,627.08 × 13,006.78
  4. Step 4: Simplify right side
    41,079.64x = 801,569,871.60
  5. Step 5: Solve for x
    x = 801,569,871.60/41,079.64
  6. Step 6: Final answer
    x = 19,512.58

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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.