Home / 36,343.31-54,514.27-19,808.56

Finding the Fourth Proportional to 36,343.31, 54,514.27 and 19,808.56

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Solution

The fourth proportional to 36,343.31, 54,514.27 and 19,808.56 is: 29,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,343.31 : 54,514.27 = 19,808.56 : x
  2. Step 2: Convert to fraction form
    36,343.31/54,514.27 = 19,808.56/x
  3. Step 3: Cross multiply
    36,343.31x = 54,514.27 × 19,808.56
  4. Step 4: Simplify right side
    36,343.31x = 1,079,849,281.05
  5. Step 5: Solve for x
    x = 1,079,849,281.05/36,343.31
  6. Step 6: Final answer
    x = 29,712.47

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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.