Home / 36,306.02-54,418.14-18,486.65

Finding the Fourth Proportional to 36,306.02, 54,418.14 and 18,486.65

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Solution

The fourth proportional to 36,306.02, 54,418.14 and 18,486.65 is: 27,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,306.02 : 54,418.14 = 18,486.65 : x
  2. Step 2: Convert to fraction form
    36,306.02/54,418.14 = 18,486.65/x
  3. Step 3: Cross multiply
    36,306.02x = 54,418.14 × 18,486.65
  4. Step 4: Simplify right side
    36,306.02x = 1,006,009,243.88
  5. Step 5: Solve for x
    x = 1,006,009,243.88/36,306.02
  6. Step 6: Final answer
    x = 27,709.16

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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.