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Finding the Fourth Proportional to 17,080.73, 25,585.71 and 10,039.50

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Solution

The fourth proportional to 17,080.73, 25,585.71 and 10,039.50 is: 15,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.73 : 25,585.71 = 10,039.50 : x
  2. Step 2: Convert to fraction form
    17,080.73/25,585.71 = 10,039.50/x
  3. Step 3: Cross multiply
    17,080.73x = 25,585.71 × 10,039.50
  4. Step 4: Simplify right side
    17,080.73x = 256,867,697.90
  5. Step 5: Solve for x
    x = 256,867,697.90/17,080.73
  6. Step 6: Final answer
    x = 15,038.45

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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.