Home / 39,077.50-53,926.24-22,081.38

Finding the Fourth Proportional to 39,077.50, 53,926.24 and 22,081.38

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Solution

The fourth proportional to 39,077.50, 53,926.24 and 22,081.38 is: 30,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.50 : 53,926.24 = 22,081.38 : x
  2. Step 2: Convert to fraction form
    39,077.50/53,926.24 = 22,081.38/x
  3. Step 3: Cross multiply
    39,077.50x = 53,926.24 × 22,081.38
  4. Step 4: Simplify right side
    39,077.50x = 1,190,765,622.79
  5. Step 5: Solve for x
    x = 1,190,765,622.79/39,077.50
  6. Step 6: Final answer
    x = 30,471.90

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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.