Home / 18,407.46-27,613.03-6,717.95

Finding the Fourth Proportional to 18,407.46, 27,613.03 and 6,717.95

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Solution

The fourth proportional to 18,407.46, 27,613.03 and 6,717.95 is: 10,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407.46 : 27,613.03 = 6,717.95 : x
  2. Step 2: Convert to fraction form
    18,407.46/27,613.03 = 6,717.95/x
  3. Step 3: Cross multiply
    18,407.46x = 27,613.03 × 6,717.95
  4. Step 4: Simplify right side
    18,407.46x = 185,502,954.89
  5. Step 5: Solve for x
    x = 185,502,954.89/18,407.46
  6. Step 6: Final answer
    x = 10,077.60

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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.