Home / 14,632.44-20,192.61-7,917.92

Finding the Fourth Proportional to 14,632.44, 20,192.61 and 7,917.92

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Solution

The fourth proportional to 14,632.44, 20,192.61 and 7,917.92 is: 10,926.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,632.44 : 20,192.61 = 7,917.92 : x
  2. Step 2: Convert to fraction form
    14,632.44/20,192.61 = 7,917.92/x
  3. Step 3: Cross multiply
    14,632.44x = 20,192.61 × 7,917.92
  4. Step 4: Simplify right side
    14,632.44x = 159,883,470.57
  5. Step 5: Solve for x
    x = 159,883,470.57/14,632.44
  6. Step 6: Final answer
    x = 10,926.64

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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.