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Finding the Fourth Proportional to 17,482.89, 24,126.42 and 9,929.22

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Solution

The fourth proportional to 17,482.89, 24,126.42 and 9,929.22 is: 13,702.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,482.89 : 24,126.42 = 9,929.22 : x
  2. Step 2: Convert to fraction form
    17,482.89/24,126.42 = 9,929.22/x
  3. Step 3: Cross multiply
    17,482.89x = 24,126.42 × 9,929.22
  4. Step 4: Simplify right side
    17,482.89x = 239,556,482.35
  5. Step 5: Solve for x
    x = 239,556,482.35/17,482.89
  6. Step 6: Final answer
    x = 13,702.34

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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.