Home / 35,961.60-49,627.84-20,045.76

Finding the Fourth Proportional to 35,961.60, 49,627.84 and 20,045.76

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Solution

The fourth proportional to 35,961.60, 49,627.84 and 20,045.76 is: 27,663.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,961.60 : 49,627.84 = 20,045.76 : x
  2. Step 2: Convert to fraction form
    35,961.60/49,627.84 = 20,045.76/x
  3. Step 3: Cross multiply
    35,961.60x = 49,627.84 × 20,045.76
  4. Step 4: Simplify right side
    35,961.60x = 994,827,769.96
  5. Step 5: Solve for x
    x = 994,827,769.96/35,961.60
  6. Step 6: Final answer
    x = 27,663.61

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1.5x scale

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.