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Finding the Fourth Proportional to 17,253.72, 25,886.04 and 6,160.16

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Solution

The fourth proportional to 17,253.72, 25,886.04 and 6,160.16 is: 9,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253.72 : 25,886.04 = 6,160.16 : x
  2. Step 2: Convert to fraction form
    17,253.72/25,886.04 = 6,160.16/x
  3. Step 3: Cross multiply
    17,253.72x = 25,886.04 × 6,160.16
  4. Step 4: Simplify right side
    17,253.72x = 159,462,018.74
  5. Step 5: Solve for x
    x = 159,462,018.74/17,253.72
  6. Step 6: Final answer
    x = 9,242.18

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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.