Home / 47,980.20-66,214.68-26,469.84

Finding the Fourth Proportional to 47,980.20, 66,214.68 and 26,469.84

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Solution

The fourth proportional to 47,980.20, 66,214.68 and 26,469.84 is: 36,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,980.20 : 66,214.68 = 26,469.84 : x
  2. Step 2: Convert to fraction form
    47,980.20/66,214.68 = 26,469.84/x
  3. Step 3: Cross multiply
    47,980.20x = 66,214.68 × 26,469.84
  4. Step 4: Simplify right side
    47,980.20x = 1,752,691,985.25
  5. Step 5: Solve for x
    x = 1,752,691,985.25/47,980.20
  6. Step 6: Final answer
    x = 36,529.48

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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.