Home / 35,961.60-49,627.20-20,045.92

Finding the Fourth Proportional to 35,961.60, 49,627.20 and 20,045.92

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Solution

The fourth proportional to 35,961.60, 49,627.20 and 20,045.92 is: 27,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,961.60 : 49,627.20 = 20,045.92 : x
  2. Step 2: Convert to fraction form
    35,961.60/49,627.20 = 20,045.92/x
  3. Step 3: Cross multiply
    35,961.60x = 49,627.20 × 20,045.92
  4. Step 4: Simplify right side
    35,961.60x = 994,822,881.02
  5. Step 5: Solve for x
    x = 994,822,881.02/35,961.60
  6. Step 6: Final answer
    x = 27,663.48

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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.