Home / 39,336.20-54,286.98-22,343.48

Finding the Fourth Proportional to 39,336.20, 54,286.98 and 22,343.48

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Solution

The fourth proportional to 39,336.20, 54,286.98 and 22,343.48 is: 30,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,336.20 : 54,286.98 = 22,343.48 : x
  2. Step 2: Convert to fraction form
    39,336.20/54,286.98 = 22,343.48/x
  3. Step 3: Cross multiply
    39,336.20x = 54,286.98 × 22,343.48
  4. Step 4: Simplify right side
    39,336.20x = 1,212,960,051.89
  5. Step 5: Solve for x
    x = 1,212,960,051.89/39,336.20
  6. Step 6: Final answer
    x = 30,835.72

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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.