Home / 42,211.96-63,272.37-27,431.48

Finding the Fourth Proportional to 42,211.96, 63,272.37 and 27,431.48

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Solution

The fourth proportional to 42,211.96, 63,272.37 and 27,431.48 is: 41,117.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,211.96 : 63,272.37 = 27,431.48 : x
  2. Step 2: Convert to fraction form
    42,211.96/63,272.37 = 27,431.48/x
  3. Step 3: Cross multiply
    42,211.96x = 63,272.37 × 27,431.48
  4. Step 4: Simplify right side
    42,211.96x = 1,735,654,752.21
  5. Step 5: Solve for x
    x = 1,735,654,752.21/42,211.96
  6. Step 6: Final answer
    x = 41,117.61

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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.