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Finding the Fourth Proportional to 17,099.76, 25,649.16 and 9,323.76

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Solution

The fourth proportional to 17,099.76, 25,649.16 and 9,323.76 is: 13,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,099.76 : 25,649.16 = 9,323.76 : x
  2. Step 2: Convert to fraction form
    17,099.76/25,649.16 = 9,323.76/x
  3. Step 3: Cross multiply
    17,099.76x = 25,649.16 × 9,323.76
  4. Step 4: Simplify right side
    17,099.76x = 239,146,612.04
  5. Step 5: Solve for x
    x = 239,146,612.04/17,099.76
  6. Step 6: Final answer
    x = 13,985.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.