Home / 45,200.82-67,809.04-15,212.18

Finding the Fourth Proportional to 45,200.82, 67,809.04 and 15,212.18

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Solution

The fourth proportional to 45,200.82, 67,809.04 and 15,212.18 is: 22,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,200.82 : 67,809.04 = 15,212.18 : x
  2. Step 2: Convert to fraction form
    45,200.82/67,809.04 = 15,212.18/x
  3. Step 3: Cross multiply
    45,200.82x = 67,809.04 × 15,212.18
  4. Step 4: Simplify right side
    45,200.82x = 1,031,523,322.11
  5. Step 5: Solve for x
    x = 1,031,523,322.11/45,200.82
  6. Step 6: Final answer
    x = 22,820.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.