Home / 17,210.62-23,750.25-9,656.78

Finding the Fourth Proportional to 17,210.62, 23,750.25 and 9,656.78

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Solution

The fourth proportional to 17,210.62, 23,750.25 and 9,656.78 is: 13,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,210.62 : 23,750.25 = 9,656.78 : x
  2. Step 2: Convert to fraction form
    17,210.62/23,750.25 = 9,656.78/x
  3. Step 3: Cross multiply
    17,210.62x = 23,750.25 × 9,656.78
  4. Step 4: Simplify right side
    17,210.62x = 229,350,939.20
  5. Step 5: Solve for x
    x = 229,350,939.20/17,210.62
  6. Step 6: Final answer
    x = 13,326.13

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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.