Home / 16,155.60-24,233.40-8,782.80

Finding the Fourth Proportional to 16,155.60, 24,233.40 and 8,782.80

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Solution

The fourth proportional to 16,155.60, 24,233.40 and 8,782.80 is: 13,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,155.60 : 24,233.40 = 8,782.80 : x
  2. Step 2: Convert to fraction form
    16,155.60/24,233.40 = 8,782.80/x
  3. Step 3: Cross multiply
    16,155.60x = 24,233.40 × 8,782.80
  4. Step 4: Simplify right side
    16,155.60x = 212,837,105.52
  5. Step 5: Solve for x
    x = 212,837,105.52/16,155.60
  6. Step 6: Final answer
    x = 13,174.20

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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.