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Finding the Fourth Proportional to 17,021.88, 23,490.14 and 9,569.88

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Solution

The fourth proportional to 17,021.88, 23,490.14 and 9,569.88 is: 13,206.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.88 : 23,490.14 = 9,569.88 : x
  2. Step 2: Convert to fraction form
    17,021.88/23,490.14 = 9,569.88/x
  3. Step 3: Cross multiply
    17,021.88x = 23,490.14 × 9,569.88
  4. Step 4: Simplify right side
    17,021.88x = 224,797,773.13
  5. Step 5: Solve for x
    x = 224,797,773.13/17,021.88
  6. Step 6: Final answer
    x = 13,206.40

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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.