Home / 19,785.86-27,304.49-10,833.92

Finding the Fourth Proportional to 19,785.86, 27,304.49 and 10,833.92

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Solution

The fourth proportional to 19,785.86, 27,304.49 and 10,833.92 is: 14,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785.86 : 27,304.49 = 10,833.92 : x
  2. Step 2: Convert to fraction form
    19,785.86/27,304.49 = 10,833.92/x
  3. Step 3: Cross multiply
    19,785.86x = 27,304.49 × 10,833.92
  4. Step 4: Simplify right side
    19,785.86x = 295,814,550.86
  5. Step 5: Solve for x
    x = 295,814,550.86/19,785.86
  6. Step 6: Final answer
    x = 14,950.80

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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.