Home / 45,270.62-67,909.56-17,204.12

Finding the Fourth Proportional to 45,270.62, 67,909.56 and 17,204.12

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Solution

The fourth proportional to 45,270.62, 67,909.56 and 17,204.12 is: 25,807.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,270.62 : 67,909.56 = 17,204.12 : x
  2. Step 2: Convert to fraction form
    45,270.62/67,909.56 = 17,204.12/x
  3. Step 3: Cross multiply
    45,270.62x = 67,909.56 × 17,204.12
  4. Step 4: Simplify right side
    45,270.62x = 1,168,324,219.39
  5. Step 5: Solve for x
    x = 1,168,324,219.39/45,270.62
  6. Step 6: Final answer
    x = 25,807.56

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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.