Home / 13,216.14-19,785.33-8,822.70

Finding the Fourth Proportional to 13,216.14, 19,785.33 and 8,822.70

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Solution

The fourth proportional to 13,216.14, 19,785.33 and 8,822.70 is: 13,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216.14 : 19,785.33 = 8,822.70 : x
  2. Step 2: Convert to fraction form
    13,216.14/19,785.33 = 8,822.70/x
  3. Step 3: Cross multiply
    13,216.14x = 19,785.33 × 8,822.70
  4. Step 4: Simplify right side
    13,216.14x = 174,560,030.99
  5. Step 5: Solve for x
    x = 174,560,030.99/13,216.14
  6. Step 6: Final answer
    x = 13,208.09

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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.