Home / 47,942.25-66,160.61-26,722.86

Finding the Fourth Proportional to 47,942.25, 66,160.61 and 26,722.86

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Solution

The fourth proportional to 47,942.25, 66,160.61 and 26,722.86 is: 36,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,942.25 : 66,160.61 = 26,722.86 : x
  2. Step 2: Convert to fraction form
    47,942.25/66,160.61 = 26,722.86/x
  3. Step 3: Cross multiply
    47,942.25x = 66,160.61 × 26,722.86
  4. Step 4: Simplify right side
    47,942.25x = 1,768,000,718.54
  5. Step 5: Solve for x
    x = 1,768,000,718.54/47,942.25
  6. Step 6: Final answer
    x = 36,877.72

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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.