Home / 14,760.89-20,358.51-9,456.20

Finding the Fourth Proportional to 14,760.89, 20,358.51 and 9,456.20

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Solution

The fourth proportional to 14,760.89, 20,358.51 and 9,456.20 is: 13,042.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.89 : 20,358.51 = 9,456.20 : x
  2. Step 2: Convert to fraction form
    14,760.89/20,358.51 = 9,456.20/x
  3. Step 3: Cross multiply
    14,760.89x = 20,358.51 × 9,456.20
  4. Step 4: Simplify right side
    14,760.89x = 192,514,142.26
  5. Step 5: Solve for x
    x = 192,514,142.26/14,760.89
  6. Step 6: Final answer
    x = 13,042.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.