Home / 16,883.56-23,299.40-9,329.80

Finding the Fourth Proportional to 16,883.56, 23,299.40 and 9,329.80

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Solution

The fourth proportional to 16,883.56, 23,299.40 and 9,329.80 is: 12,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.56 : 23,299.40 = 9,329.80 : x
  2. Step 2: Convert to fraction form
    16,883.56/23,299.40 = 9,329.80/x
  3. Step 3: Cross multiply
    16,883.56x = 23,299.40 × 9,329.80
  4. Step 4: Simplify right side
    16,883.56x = 217,378,742.12
  5. Step 5: Solve for x
    x = 217,378,742.12/16,883.56
  6. Step 6: Final answer
    x = 12,875.17

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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.