Home / 22,218.52-33,299.16-10,505.92

Finding the Fourth Proportional to 22,218.52, 33,299.16 and 10,505.92

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Solution

The fourth proportional to 22,218.52, 33,299.16 and 10,505.92 is: 15,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.52 : 33,299.16 = 10,505.92 : x
  2. Step 2: Convert to fraction form
    22,218.52/33,299.16 = 10,505.92/x
  3. Step 3: Cross multiply
    22,218.52x = 33,299.16 × 10,505.92
  4. Step 4: Simplify right side
    22,218.52x = 349,838,311.03
  5. Step 5: Solve for x
    x = 349,838,311.03/22,218.52
  6. Step 6: Final answer
    x = 15,745.35

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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.