Home / 17,159.31-23,680.25-9,605.45

Finding the Fourth Proportional to 17,159.31, 23,680.25 and 9,605.45

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Solution

The fourth proportional to 17,159.31, 23,680.25 and 9,605.45 is: 13,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159.31 : 23,680.25 = 9,605.45 : x
  2. Step 2: Convert to fraction form
    17,159.31/23,680.25 = 9,605.45/x
  3. Step 3: Cross multiply
    17,159.31x = 23,680.25 × 9,605.45
  4. Step 4: Simplify right side
    17,159.31x = 227,459,504.56
  5. Step 5: Solve for x
    x = 227,459,504.56/17,159.31
  6. Step 6: Final answer
    x = 13,255.75

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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.