Home / 12,571.25-17,346.40-7,265.04

Finding the Fourth Proportional to 12,571.25, 17,346.40 and 7,265.04

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Solution

The fourth proportional to 12,571.25, 17,346.40 and 7,265.04 is: 10,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,571.25 : 17,346.40 = 7,265.04 : x
  2. Step 2: Convert to fraction form
    12,571.25/17,346.40 = 7,265.04/x
  3. Step 3: Cross multiply
    12,571.25x = 17,346.40 × 7,265.04
  4. Step 4: Simplify right side
    12,571.25x = 126,022,253.53
  5. Step 5: Solve for x
    x = 126,022,253.53/12,571.25
  6. Step 6: Final answer
    x = 10,024.64

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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.