Home / 31,563.22-47,353.08-11,842.15

Finding the Fourth Proportional to 31,563.22, 47,353.08 and 11,842.15

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Solution

The fourth proportional to 31,563.22, 47,353.08 and 11,842.15 is: 17,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563.22 : 47,353.08 = 11,842.15 : x
  2. Step 2: Convert to fraction form
    31,563.22/47,353.08 = 11,842.15/x
  3. Step 3: Cross multiply
    31,563.22x = 47,353.08 × 11,842.15
  4. Step 4: Simplify right side
    31,563.22x = 560,762,276.32
  5. Step 5: Solve for x
    x = 560,762,276.32/31,563.22
  6. Step 6: Final answer
    x = 17,766.32

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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.