Home / 47,881.89-66,059.07-27,731.43

Finding the Fourth Proportional to 47,881.89, 66,059.07 and 27,731.43

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Solution

The fourth proportional to 47,881.89, 66,059.07 and 27,731.43 is: 38,258.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.89 : 66,059.07 = 27,731.43 : x
  2. Step 2: Convert to fraction form
    47,881.89/66,059.07 = 27,731.43/x
  3. Step 3: Cross multiply
    47,881.89x = 66,059.07 × 27,731.43
  4. Step 4: Simplify right side
    47,881.89x = 1,831,912,475.57
  5. Step 5: Solve for x
    x = 1,831,912,475.57/47,881.89
  6. Step 6: Final answer
    x = 38,258.98

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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.