Home / 13,127.55-19,695.38-5,232.48

Finding the Fourth Proportional to 13,127.55, 19,695.38 and 5,232.48

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Solution

The fourth proportional to 13,127.55, 19,695.38 and 5,232.48 is: 7,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,127.55 : 19,695.38 = 5,232.48 : x
  2. Step 2: Convert to fraction form
    13,127.55/19,695.38 = 5,232.48/x
  3. Step 3: Cross multiply
    13,127.55x = 19,695.38 × 5,232.48
  4. Step 4: Simplify right side
    13,127.55x = 103,055,655.78
  5. Step 5: Solve for x
    x = 103,055,655.78/13,127.55
  6. Step 6: Final answer
    x = 7,850.33

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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.