Home / 17,621.10-24,316.92-9,663.30

Finding the Fourth Proportional to 17,621.10, 24,316.92 and 9,663.30

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Solution

The fourth proportional to 17,621.10, 24,316.92 and 9,663.30 is: 13,335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.10 : 24,316.92 = 9,663.30 : x
  2. Step 2: Convert to fraction form
    17,621.10/24,316.92 = 9,663.30/x
  3. Step 3: Cross multiply
    17,621.10x = 24,316.92 × 9,663.30
  4. Step 4: Simplify right side
    17,621.10x = 234,981,693.04
  5. Step 5: Solve for x
    x = 234,981,693.04/17,621.10
  6. Step 6: Final answer
    x = 13,335.25

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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.