Home / 47,305.22-70,937.23-13,563.79

Finding the Fourth Proportional to 47,305.22, 70,937.23 and 13,563.79

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Solution

The fourth proportional to 47,305.22, 70,937.23 and 13,563.79 is: 20,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.22 : 70,937.23 = 13,563.79 : x
  2. Step 2: Convert to fraction form
    47,305.22/70,937.23 = 13,563.79/x
  3. Step 3: Cross multiply
    47,305.22x = 70,937.23 × 13,563.79
  4. Step 4: Simplify right side
    47,305.22x = 962,177,690.90
  5. Step 5: Solve for x
    x = 962,177,690.90/47,305.22
  6. Step 6: Final answer
    x = 20,339.78

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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.