Home / 29,514.24-40,733.28-18,186.12

Finding the Fourth Proportional to 29,514.24, 40,733.28 and 18,186.12

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Solution

The fourth proportional to 29,514.24, 40,733.28 and 18,186.12 is: 25,099.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,514.24 : 40,733.28 = 18,186.12 : x
  2. Step 2: Convert to fraction form
    29,514.24/40,733.28 = 18,186.12/x
  3. Step 3: Cross multiply
    29,514.24x = 40,733.28 × 18,186.12
  4. Step 4: Simplify right side
    29,514.24x = 740,780,318.07
  5. Step 5: Solve for x
    x = 740,780,318.07/29,514.24
  6. Step 6: Final answer
    x = 25,099.08

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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.