Home / 45,272.99-67,921.25-17,193.20

Finding the Fourth Proportional to 45,272.99, 67,921.25 and 17,193.20

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Solution

The fourth proportional to 45,272.99, 67,921.25 and 17,193.20 is: 25,794.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,272.99 : 67,921.25 = 17,193.20 : x
  2. Step 2: Convert to fraction form
    45,272.99/67,921.25 = 17,193.20/x
  3. Step 3: Cross multiply
    45,272.99x = 67,921.25 × 17,193.20
  4. Step 4: Simplify right side
    45,272.99x = 1,167,783,209.93
  5. Step 5: Solve for x
    x = 1,167,783,209.93/45,272.99
  6. Step 6: Final answer
    x = 25,794.26

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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.