Home / 39,712.29-54,766.39-26,984.55

Finding the Fourth Proportional to 39,712.29, 54,766.39 and 26,984.55

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Solution

The fourth proportional to 39,712.29, 54,766.39 and 26,984.55 is: 37,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712.29 : 54,766.39 = 26,984.55 : x
  2. Step 2: Convert to fraction form
    39,712.29/54,766.39 = 26,984.55/x
  3. Step 3: Cross multiply
    39,712.29x = 54,766.39 × 26,984.55
  4. Step 4: Simplify right side
    39,712.29x = 1,477,846,389.27
  5. Step 5: Solve for x
    x = 1,477,846,389.27/39,712.29
  6. Step 6: Final answer
    x = 37,213.83

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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.