Home / 47,868.57-66,065.22-27,731.77

Finding the Fourth Proportional to 47,868.57, 66,065.22 and 27,731.77

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Solution

The fourth proportional to 47,868.57, 66,065.22 and 27,731.77 is: 38,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,868.57 : 66,065.22 = 27,731.77 : x
  2. Step 2: Convert to fraction form
    47,868.57/66,065.22 = 27,731.77/x
  3. Step 3: Cross multiply
    47,868.57x = 66,065.22 × 27,731.77
  4. Step 4: Simplify right side
    47,868.57x = 1,832,105,320.88
  5. Step 5: Solve for x
    x = 1,832,105,320.88/47,868.57
  6. Step 6: Final answer
    x = 38,273.66

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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.