Home / 47,841.89-66,020.18-26,620.70

Finding the Fourth Proportional to 47,841.89, 66,020.18 and 26,620.70

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Solution

The fourth proportional to 47,841.89, 66,020.18 and 26,620.70 is: 36,735.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,841.89 : 66,020.18 = 26,620.70 : x
  2. Step 2: Convert to fraction form
    47,841.89/66,020.18 = 26,620.70/x
  3. Step 3: Cross multiply
    47,841.89x = 66,020.18 × 26,620.70
  4. Step 4: Simplify right side
    47,841.89x = 1,757,502,942.52
  5. Step 5: Solve for x
    x = 1,757,502,942.52/47,841.89
  6. Step 6: Final answer
    x = 36,735.65

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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.