Home / 16,286.87-24,431.75-8,888.15

Finding the Fourth Proportional to 16,286.87, 24,431.75 and 8,888.15

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Solution

The fourth proportional to 16,286.87, 24,431.75 and 8,888.15 is: 13,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,286.87 : 24,431.75 = 8,888.15 : x
  2. Step 2: Convert to fraction form
    16,286.87/24,431.75 = 8,888.15/x
  3. Step 3: Cross multiply
    16,286.87x = 24,431.75 × 8,888.15
  4. Step 4: Simplify right side
    16,286.87x = 217,153,058.76
  5. Step 5: Solve for x
    x = 217,153,058.76/16,286.87
  6. Step 6: Final answer
    x = 13,333.01

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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.