Home / 36,017.16-54,029.84-18,491.09

Finding the Fourth Proportional to 36,017.16, 54,029.84 and 18,491.09

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Solution

The fourth proportional to 36,017.16, 54,029.84 and 18,491.09 is: 27,738.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,017.16 : 54,029.84 = 18,491.09 : x
  2. Step 2: Convert to fraction form
    36,017.16/54,029.84 = 18,491.09/x
  3. Step 3: Cross multiply
    36,017.16x = 54,029.84 × 18,491.09
  4. Step 4: Simplify right side
    36,017.16x = 999,070,271.52
  5. Step 5: Solve for x
    x = 999,070,271.52/36,017.16
  6. Step 6: Final answer
    x = 27,738.73

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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.