Home / 16,833.89-23,231.05-9,280.17

Finding the Fourth Proportional to 16,833.89, 23,231.05 and 9,280.17

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Solution

The fourth proportional to 16,833.89, 23,231.05 and 9,280.17 is: 12,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,833.89 : 23,231.05 = 9,280.17 : x
  2. Step 2: Convert to fraction form
    16,833.89/23,231.05 = 9,280.17/x
  3. Step 3: Cross multiply
    16,833.89x = 23,231.05 × 9,280.17
  4. Step 4: Simplify right side
    16,833.89x = 215,587,977.12
  5. Step 5: Solve for x
    x = 215,587,977.12/16,833.89
  6. Step 6: Final answer
    x = 12,806.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.