Home / 32,650.12-45,059.79-18,503.88

Finding the Fourth Proportional to 32,650.12, 45,059.79 and 18,503.88

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Solution

The fourth proportional to 32,650.12, 45,059.79 and 18,503.88 is: 25,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,650.12 : 45,059.79 = 18,503.88 : x
  2. Step 2: Convert to fraction form
    32,650.12/45,059.79 = 18,503.88/x
  3. Step 3: Cross multiply
    32,650.12x = 45,059.79 × 18,503.88
  4. Step 4: Simplify right side
    32,650.12x = 833,780,721.69
  5. Step 5: Solve for x
    x = 833,780,721.69/32,650.12
  6. Step 6: Final answer
    x = 25,536.83

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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.