Home / 14,555.17-21,831.72-5,194.13

Finding the Fourth Proportional to 14,555.17, 21,831.72 and 5,194.13

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Solution

The fourth proportional to 14,555.17, 21,831.72 and 5,194.13 is: 7,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.17 : 21,831.72 = 5,194.13 : x
  2. Step 2: Convert to fraction form
    14,555.17/21,831.72 = 5,194.13/x
  3. Step 3: Cross multiply
    14,555.17x = 21,831.72 × 5,194.13
  4. Step 4: Simplify right side
    14,555.17x = 113,396,791.80
  5. Step 5: Solve for x
    x = 113,396,791.80/14,555.17
  6. Step 6: Final answer
    x = 7,790.83

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1.5x scale

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.