Home / 14,831.97-20,481.81-9,535.92

Finding the Fourth Proportional to 14,831.97, 20,481.81 and 9,535.92

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Solution

The fourth proportional to 14,831.97, 20,481.81 and 9,535.92 is: 13,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.97 : 20,481.81 = 9,535.92 : x
  2. Step 2: Convert to fraction form
    14,831.97/20,481.81 = 9,535.92/x
  3. Step 3: Cross multiply
    14,831.97x = 20,481.81 × 9,535.92
  4. Step 4: Simplify right side
    14,831.97x = 195,312,901.62
  5. Step 5: Solve for x
    x = 195,312,901.62/14,831.97
  6. Step 6: Final answer
    x = 13,168.37

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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.