Home / 39,337.70-54,289.05-22,344.98

Finding the Fourth Proportional to 39,337.70, 54,289.05 and 22,344.98

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Solution

The fourth proportional to 39,337.70, 54,289.05 and 22,344.98 is: 30,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,337.70 : 54,289.05 = 22,344.98 : x
  2. Step 2: Convert to fraction form
    39,337.70/54,289.05 = 22,344.98/x
  3. Step 3: Cross multiply
    39,337.70x = 54,289.05 × 22,344.98
  4. Step 4: Simplify right side
    39,337.70x = 1,213,087,736.47
  5. Step 5: Solve for x
    x = 1,213,087,736.47/39,337.70
  6. Step 6: Final answer
    x = 30,837.79

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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.