Home / 15,046.24-20,769.60-9,456.16

Finding the Fourth Proportional to 15,046.24, 20,769.60 and 9,456.16

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Solution

The fourth proportional to 15,046.24, 20,769.60 and 9,456.16 is: 13,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046.24 : 20,769.60 = 9,456.16 : x
  2. Step 2: Convert to fraction form
    15,046.24/20,769.60 = 9,456.16/x
  3. Step 3: Cross multiply
    15,046.24x = 20,769.60 × 9,456.16
  4. Step 4: Simplify right side
    15,046.24x = 196,400,660.74
  5. Step 5: Solve for x
    x = 196,400,660.74/15,046.24
  6. Step 6: Final answer
    x = 13,053.14

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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.