Home / 12,995.24-17,932.79-7,330.03

Finding the Fourth Proportional to 12,995.24, 17,932.79 and 7,330.03

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Solution

The fourth proportional to 12,995.24, 17,932.79 and 7,330.03 is: 10,115.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995.24 : 17,932.79 = 7,330.03 : x
  2. Step 2: Convert to fraction form
    12,995.24/17,932.79 = 7,330.03/x
  3. Step 3: Cross multiply
    12,995.24x = 17,932.79 × 7,330.03
  4. Step 4: Simplify right side
    12,995.24x = 131,447,862.18
  5. Step 5: Solve for x
    x = 131,447,862.18/12,995.24
  6. Step 6: Final answer
    x = 10,115.08

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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.