Home / 47,731.91-65,881.94-27,600.40

Finding the Fourth Proportional to 47,731.91, 65,881.94 and 27,600.40

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Solution

The fourth proportional to 47,731.91, 65,881.94 and 27,600.40 is: 38,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,731.91 : 65,881.94 = 27,600.40 : x
  2. Step 2: Convert to fraction form
    47,731.91/65,881.94 = 27,600.40/x
  3. Step 3: Cross multiply
    47,731.91x = 65,881.94 × 27,600.40
  4. Step 4: Simplify right side
    47,731.91x = 1,818,367,896.78
  5. Step 5: Solve for x
    x = 1,818,367,896.78/47,731.91
  6. Step 6: Final answer
    x = 38,095.44

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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.