Home / 13,042.24-17,995.68-7,455.04

Finding the Fourth Proportional to 13,042.24, 17,995.68 and 7,455.04

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Solution

The fourth proportional to 13,042.24, 17,995.68 and 7,455.04 is: 10,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.24 : 17,995.68 = 7,455.04 : x
  2. Step 2: Convert to fraction form
    13,042.24/17,995.68 = 7,455.04/x
  3. Step 3: Cross multiply
    13,042.24x = 17,995.68 × 7,455.04
  4. Step 4: Simplify right side
    13,042.24x = 134,158,514.23
  5. Step 5: Solve for x
    x = 134,158,514.23/13,042.24
  6. Step 6: Final answer
    x = 10,286.46

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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.