Home / 16,859.99-23,266.85-9,306.38

Finding the Fourth Proportional to 16,859.99, 23,266.85 and 9,306.38

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Solution

The fourth proportional to 16,859.99, 23,266.85 and 9,306.38 is: 12,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.99 : 23,266.85 = 9,306.38 : x
  2. Step 2: Convert to fraction form
    16,859.99/23,266.85 = 9,306.38/x
  3. Step 3: Cross multiply
    16,859.99x = 23,266.85 × 9,306.38
  4. Step 4: Simplify right side
    16,859.99x = 216,529,984.64
  5. Step 5: Solve for x
    x = 216,529,984.64/16,859.99
  6. Step 6: Final answer
    x = 12,842.83

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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.