Home / 47,103.27-70,655.31-13,823.88

Finding the Fourth Proportional to 47,103.27, 70,655.31 and 13,823.88

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Solution

The fourth proportional to 47,103.27, 70,655.31 and 13,823.88 is: 20,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,103.27 : 70,655.31 = 13,823.88 : x
  2. Step 2: Convert to fraction form
    47,103.27/70,655.31 = 13,823.88/x
  3. Step 3: Cross multiply
    47,103.27x = 70,655.31 × 13,823.88
  4. Step 4: Simplify right side
    47,103.27x = 976,730,526.80
  5. Step 5: Solve for x
    x = 976,730,526.80/47,103.27
  6. Step 6: Final answer
    x = 20,735.94

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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.