Home / 47,868.11-66,053.21-27,731.47

Finding the Fourth Proportional to 47,868.11, 66,053.21 and 27,731.47

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Solution

The fourth proportional to 47,868.11, 66,053.21 and 27,731.47 is: 38,266.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,868.11 : 66,053.21 = 27,731.47 : x
  2. Step 2: Convert to fraction form
    47,868.11/66,053.21 = 27,731.47/x
  3. Step 3: Cross multiply
    47,868.11x = 66,053.21 × 27,731.47
  4. Step 4: Simplify right side
    47,868.11x = 1,831,752,611.52
  5. Step 5: Solve for x
    x = 1,831,752,611.52/47,868.11
  6. Step 6: Final answer
    x = 38,266.66

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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.