Home / 16,860.44-25,291.11-4,380.18

Finding the Fourth Proportional to 16,860.44, 25,291.11 and 4,380.18

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Solution

The fourth proportional to 16,860.44, 25,291.11 and 4,380.18 is: 6,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.44 : 25,291.11 = 4,380.18 : x
  2. Step 2: Convert to fraction form
    16,860.44/25,291.11 = 4,380.18/x
  3. Step 3: Cross multiply
    16,860.44x = 25,291.11 × 4,380.18
  4. Step 4: Simplify right side
    16,860.44x = 110,779,614.20
  5. Step 5: Solve for x
    x = 110,779,614.20/16,860.44
  6. Step 6: Final answer
    x = 6,570.39

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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.