Home / 17,918.09-24,707.03-12,253.76

Finding the Fourth Proportional to 17,918.09, 24,707.03 and 12,253.76

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Solution

The fourth proportional to 17,918.09, 24,707.03 and 12,253.76 is: 16,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.09 : 24,707.03 = 12,253.76 : x
  2. Step 2: Convert to fraction form
    17,918.09/24,707.03 = 12,253.76/x
  3. Step 3: Cross multiply
    17,918.09x = 24,707.03 × 12,253.76
  4. Step 4: Simplify right side
    17,918.09x = 302,753,831.13
  5. Step 5: Solve for x
    x = 302,753,831.13/17,918.09
  6. Step 6: Final answer
    x = 16,896.55

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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.