Home / 39,698.88-54,785.33-22,704.68

Finding the Fourth Proportional to 39,698.88, 54,785.33 and 22,704.68

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Solution

The fourth proportional to 39,698.88, 54,785.33 and 22,704.68 is: 31,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,698.88 : 54,785.33 = 22,704.68 : x
  2. Step 2: Convert to fraction form
    39,698.88/54,785.33 = 22,704.68/x
  3. Step 3: Cross multiply
    39,698.88x = 54,785.33 × 22,704.68
  4. Step 4: Simplify right side
    39,698.88x = 1,243,882,998.89
  5. Step 5: Solve for x
    x = 1,243,882,998.89/39,698.88
  6. Step 6: Final answer
    x = 31,332.95

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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.