Home / 22,284.10-33,420.68-9,140.23

Finding the Fourth Proportional to 22,284.10, 33,420.68 and 9,140.23

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Solution

The fourth proportional to 22,284.10, 33,420.68 and 9,140.23 is: 13,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.10 : 33,420.68 = 9,140.23 : x
  2. Step 2: Convert to fraction form
    22,284.10/33,420.68 = 9,140.23/x
  3. Step 3: Cross multiply
    22,284.10x = 33,420.68 × 9,140.23
  4. Step 4: Simplify right side
    22,284.10x = 305,472,489.15
  5. Step 5: Solve for x
    x = 305,472,489.15/22,284.10
  6. Step 6: Final answer
    x = 13,708.09

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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.