Home / 17,661.12-24,363.36-13,462.08

Finding the Fourth Proportional to 17,661.12, 24,363.36 and 13,462.08

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Solution

The fourth proportional to 17,661.12, 24,363.36 and 13,462.08 is: 18,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,661.12 : 24,363.36 = 13,462.08 : x
  2. Step 2: Convert to fraction form
    17,661.12/24,363.36 = 13,462.08/x
  3. Step 3: Cross multiply
    17,661.12x = 24,363.36 × 13,462.08
  4. Step 4: Simplify right side
    17,661.12x = 327,981,501.39
  5. Step 5: Solve for x
    x = 327,981,501.39/17,661.12
  6. Step 6: Final answer
    x = 18,570.82

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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.