Home / 47,508.45-71,266.76-12,448.11

Finding the Fourth Proportional to 47,508.45, 71,266.76 and 12,448.11

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Solution

The fourth proportional to 47,508.45, 71,266.76 and 12,448.11 is: 18,673.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,508.45 : 71,266.76 = 12,448.11 : x
  2. Step 2: Convert to fraction form
    47,508.45/71,266.76 = 12,448.11/x
  3. Step 3: Cross multiply
    47,508.45x = 71,266.76 × 12,448.11
  4. Step 4: Simplify right side
    47,508.45x = 887,136,405.58
  5. Step 5: Solve for x
    x = 887,136,405.58/47,508.45
  6. Step 6: Final answer
    x = 18,673.23

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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.