Home / 39,727.79-54,810.77-22,725.84

Finding the Fourth Proportional to 39,727.79, 54,810.77 and 22,725.84

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Solution

The fourth proportional to 39,727.79, 54,810.77 and 22,725.84 is: 31,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,727.79 : 54,810.77 = 22,725.84 : x
  2. Step 2: Convert to fraction form
    39,727.79/54,810.77 = 22,725.84/x
  3. Step 3: Cross multiply
    39,727.79x = 54,810.77 × 22,725.84
  4. Step 4: Simplify right side
    39,727.79x = 1,245,620,789.30
  5. Step 5: Solve for x
    x = 1,245,620,789.30/39,727.79
  6. Step 6: Final answer
    x = 31,353.89

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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.