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Finding the Fourth Proportional to 17,159.29, 23,679.29 and 9,606.40

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Solution

The fourth proportional to 17,159.29, 23,679.29 and 9,606.40 is: 13,256.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159.29 : 23,679.29 = 9,606.40 : x
  2. Step 2: Convert to fraction form
    17,159.29/23,679.29 = 9,606.40/x
  3. Step 3: Cross multiply
    17,159.29x = 23,679.29 × 9,606.40
  4. Step 4: Simplify right side
    17,159.29x = 227,472,642.24
  5. Step 5: Solve for x
    x = 227,472,642.24/17,159.29
  6. Step 6: Final answer
    x = 13,256.53

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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.