Home / 14,081.45-19,432.22-7,708.14

Finding the Fourth Proportional to 14,081.45, 19,432.22 and 7,708.14

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Solution

The fourth proportional to 14,081.45, 19,432.22 and 7,708.14 is: 10,637.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.45 : 19,432.22 = 7,708.14 : x
  2. Step 2: Convert to fraction form
    14,081.45/19,432.22 = 7,708.14/x
  3. Step 3: Cross multiply
    14,081.45x = 19,432.22 × 7,708.14
  4. Step 4: Simplify right side
    14,081.45x = 149,786,233.73
  5. Step 5: Solve for x
    x = 149,786,233.73/14,081.45
  6. Step 6: Final answer
    x = 10,637.14

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1.5x scale

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.