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Finding the Fourth Proportional to 17,652.78, 26,476.02 and 10,271.70

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Solution

The fourth proportional to 17,652.78, 26,476.02 and 10,271.70 is: 15,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,652.78 : 26,476.02 = 10,271.70 : x
  2. Step 2: Convert to fraction form
    17,652.78/26,476.02 = 10,271.70/x
  3. Step 3: Cross multiply
    17,652.78x = 26,476.02 × 10,271.70
  4. Step 4: Simplify right side
    17,652.78x = 271,953,734.63
  5. Step 5: Solve for x
    x = 271,953,734.63/17,652.78
  6. Step 6: Final answer
    x = 15,405.72

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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.