Home / 47,906.40-66,110.76-26,687.52

Finding the Fourth Proportional to 47,906.40, 66,110.76 and 26,687.52

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Solution

The fourth proportional to 47,906.40, 66,110.76 and 26,687.52 is: 36,828.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,906.40 : 66,110.76 = 26,687.52 : x
  2. Step 2: Convert to fraction form
    47,906.40/66,110.76 = 26,687.52/x
  3. Step 3: Cross multiply
    47,906.40x = 66,110.76 × 26,687.52
  4. Step 4: Simplify right side
    47,906.40x = 1,764,332,229.72
  5. Step 5: Solve for x
    x = 1,764,332,229.72/47,906.40
  6. Step 6: Final answer
    x = 36,828.74

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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.