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Finding the Fourth Proportional to 17,502.68, 26,237.41 and 6,979.16

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Solution

The fourth proportional to 17,502.68, 26,237.41 and 6,979.16 is: 10,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,502.68 : 26,237.41 = 6,979.16 : x
  2. Step 2: Convert to fraction form
    17,502.68/26,237.41 = 6,979.16/x
  3. Step 3: Cross multiply
    17,502.68x = 26,237.41 × 6,979.16
  4. Step 4: Simplify right side
    17,502.68x = 183,115,130.52
  5. Step 5: Solve for x
    x = 183,115,130.52/17,502.68
  6. Step 6: Final answer
    x = 10,462.12

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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.