Home / 31,563.41-47,353.04-9,074.13

Finding the Fourth Proportional to 31,563.41, 47,353.04 and 9,074.13

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Solution

The fourth proportional to 31,563.41, 47,353.04 and 9,074.13 is: 13,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563.41 : 47,353.04 = 9,074.13 : x
  2. Step 2: Convert to fraction form
    31,563.41/47,353.04 = 9,074.13/x
  3. Step 3: Cross multiply
    31,563.41x = 47,353.04 × 9,074.13
  4. Step 4: Simplify right side
    31,563.41x = 429,687,404.09
  5. Step 5: Solve for x
    x = 429,687,404.09/31,563.41
  6. Step 6: Final answer
    x = 13,613.47

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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.