Home / 22,163.18-33,218.35-10,300.94

Finding the Fourth Proportional to 22,163.18, 33,218.35 and 10,300.94

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Solution

The fourth proportional to 22,163.18, 33,218.35 and 10,300.94 is: 15,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,163.18 : 33,218.35 = 10,300.94 : x
  2. Step 2: Convert to fraction form
    22,163.18/33,218.35 = 10,300.94/x
  3. Step 3: Cross multiply
    22,163.18x = 33,218.35 × 10,300.94
  4. Step 4: Simplify right side
    22,163.18x = 342,180,038.40
  5. Step 5: Solve for x
    x = 342,180,038.40/22,163.18
  6. Step 6: Final answer
    x = 15,439.12

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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.