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Finding the Fourth Proportional to 17,095.80, 23,602.87 and 11,049.20

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Solution

The fourth proportional to 17,095.80, 23,602.87 and 11,049.20 is: 15,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,095.80 : 23,602.87 = 11,049.20 : x
  2. Step 2: Convert to fraction form
    17,095.80/23,602.87 = 11,049.20/x
  3. Step 3: Cross multiply
    17,095.80x = 23,602.87 × 11,049.20
  4. Step 4: Simplify right side
    17,095.80x = 260,792,862.59
  5. Step 5: Solve for x
    x = 260,792,862.59/17,095.80
  6. Step 6: Final answer
    x = 15,254.79

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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.