Home / 16,110.90-24,138.41-8,720.46

Finding the Fourth Proportional to 16,110.90, 24,138.41 and 8,720.46

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Solution

The fourth proportional to 16,110.90, 24,138.41 and 8,720.46 is: 13,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110.90 : 24,138.41 = 8,720.46 : x
  2. Step 2: Convert to fraction form
    16,110.90/24,138.41 = 8,720.46/x
  3. Step 3: Cross multiply
    16,110.90x = 24,138.41 × 8,720.46
  4. Step 4: Simplify right side
    16,110.90x = 210,497,995.27
  5. Step 5: Solve for x
    x = 210,497,995.27/16,110.90
  6. Step 6: Final answer
    x = 13,065.56

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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.