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Finding the Fourth Proportional to 17,329.70, 23,921.12 and 10,256.11

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Solution

The fourth proportional to 17,329.70, 23,921.12 and 10,256.11 is: 14,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.70 : 23,921.12 = 10,256.11 : x
  2. Step 2: Convert to fraction form
    17,329.70/23,921.12 = 10,256.11/x
  3. Step 3: Cross multiply
    17,329.70x = 23,921.12 × 10,256.11
  4. Step 4: Simplify right side
    17,329.70x = 245,337,603.88
  5. Step 5: Solve for x
    x = 245,337,603.88/17,329.70
  6. Step 6: Final answer
    x = 14,157.06

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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.