Home / 47,002.20-70,509.78-27,290.04

Finding the Fourth Proportional to 47,002.20, 70,509.78 and 27,290.04

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Solution

The fourth proportional to 47,002.20, 70,509.78 and 27,290.04 is: 40,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,002.20 : 70,509.78 = 27,290.04 : x
  2. Step 2: Convert to fraction form
    47,002.20/70,509.78 = 27,290.04/x
  3. Step 3: Cross multiply
    47,002.20x = 70,509.78 × 27,290.04
  4. Step 4: Simplify right side
    47,002.20x = 1,924,214,716.59
  5. Step 5: Solve for x
    x = 1,924,214,716.59/47,002.20
  6. Step 6: Final answer
    x = 40,938.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.