Home / 30,309.22-41,845.87-22,337.56

Finding the Fourth Proportional to 30,309.22, 41,845.87 and 22,337.56

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Solution

The fourth proportional to 30,309.22, 41,845.87 and 22,337.56 is: 30,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,309.22 : 41,845.87 = 22,337.56 : x
  2. Step 2: Convert to fraction form
    30,309.22/41,845.87 = 22,337.56/x
  3. Step 3: Cross multiply
    30,309.22x = 41,845.87 × 22,337.56
  4. Step 4: Simplify right side
    30,309.22x = 934,734,712.11
  5. Step 5: Solve for x
    x = 934,734,712.11/30,309.22
  6. Step 6: Final answer
    x = 30,839.94

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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.