Home / 13,456.88-20,167.52-10,324.92

Finding the Fourth Proportional to 13,456.88, 20,167.52 and 10,324.92

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Solution

The fourth proportional to 13,456.88, 20,167.52 and 10,324.92 is: 15,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456.88 : 20,167.52 = 10,324.92 : x
  2. Step 2: Convert to fraction form
    13,456.88/20,167.52 = 10,324.92/x
  3. Step 3: Cross multiply
    13,456.88x = 20,167.52 × 10,324.92
  4. Step 4: Simplify right side
    13,456.88x = 208,228,030.60
  5. Step 5: Solve for x
    x = 208,228,030.60/13,456.88
  6. Step 6: Final answer
    x = 15,473.72

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1.5x scale

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.