Home / 47,921.86-66,113.31-32,016.70

Finding the Fourth Proportional to 47,921.86, 66,113.31 and 32,016.70

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Solution

The fourth proportional to 47,921.86, 66,113.31 and 32,016.70 is: 44,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,921.86 : 66,113.31 = 32,016.70 : x
  2. Step 2: Convert to fraction form
    47,921.86/66,113.31 = 32,016.70/x
  3. Step 3: Cross multiply
    47,921.86x = 66,113.31 × 32,016.70
  4. Step 4: Simplify right side
    47,921.86x = 2,116,730,012.28
  5. Step 5: Solve for x
    x = 2,116,730,012.28/47,921.86
  6. Step 6: Final answer
    x = 44,170.45

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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.