Home / 32,286.24-44,556-18,138.72

Finding the Fourth Proportional to 32,286.24, 44,556 and 18,138.72

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Solution

The fourth proportional to 32,286.24, 44,556 and 18,138.72 is: 25,031.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,286.24 : 44,556 = 18,138.72 : x
  2. Step 2: Convert to fraction form
    32,286.24/44,556 = 18,138.72/x
  3. Step 3: Cross multiply
    32,286.24x = 44,556 × 18,138.72
  4. Step 4: Simplify right side
    32,286.24x = 808,188,808.32
  5. Step 5: Solve for x
    x = 808,188,808.32/32,286.24
  6. Step 6: Final answer
    x = 25,031.99

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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.