Home / 45,238.75-67,858.56-17,151.25

Finding the Fourth Proportional to 45,238.75, 67,858.56 and 17,151.25

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Solution

The fourth proportional to 45,238.75, 67,858.56 and 17,151.25 is: 25,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,238.75 : 67,858.56 = 17,151.25 : x
  2. Step 2: Convert to fraction form
    45,238.75/67,858.56 = 17,151.25/x
  3. Step 3: Cross multiply
    45,238.75x = 67,858.56 × 17,151.25
  4. Step 4: Simplify right side
    45,238.75x = 1,163,859,127.20
  5. Step 5: Solve for x
    x = 1,163,859,127.20/45,238.75
  6. Step 6: Final answer
    x = 25,727.04

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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.