Home / 16,285.87-24,430.25-8,887.15

Finding the Fourth Proportional to 16,285.87, 24,430.25 and 8,887.15

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Solution

The fourth proportional to 16,285.87, 24,430.25 and 8,887.15 is: 13,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.87 : 24,430.25 = 8,887.15 : x
  2. Step 2: Convert to fraction form
    16,285.87/24,430.25 = 8,887.15/x
  3. Step 3: Cross multiply
    16,285.87x = 24,430.25 × 8,887.15
  4. Step 4: Simplify right side
    16,285.87x = 217,115,251.85
  5. Step 5: Solve for x
    x = 217,115,251.85/16,285.87
  6. Step 6: Final answer
    x = 13,331.51

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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.