Home / 22,089.84-33,149.34-10,406.40

Finding the Fourth Proportional to 22,089.84, 33,149.34 and 10,406.40

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Solution

The fourth proportional to 22,089.84, 33,149.34 and 10,406.40 is: 15,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,089.84 : 33,149.34 = 10,406.40 : x
  2. Step 2: Convert to fraction form
    22,089.84/33,149.34 = 10,406.40/x
  3. Step 3: Cross multiply
    22,089.84x = 33,149.34 × 10,406.40
  4. Step 4: Simplify right side
    22,089.84x = 344,965,291.78
  5. Step 5: Solve for x
    x = 344,965,291.78/22,089.84
  6. Step 6: Final answer
    x = 15,616.47

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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.