Home / 22,337.81-33,512.36-10,489.40

Finding the Fourth Proportional to 22,337.81, 33,512.36 and 10,489.40

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Solution

The fourth proportional to 22,337.81, 33,512.36 and 10,489.40 is: 15,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.81 : 33,512.36 = 10,489.40 : x
  2. Step 2: Convert to fraction form
    22,337.81/33,512.36 = 10,489.40/x
  3. Step 3: Cross multiply
    22,337.81x = 33,512.36 × 10,489.40
  4. Step 4: Simplify right side
    22,337.81x = 351,524,484.15
  5. Step 5: Solve for x
    x = 351,524,484.15/22,337.81
  6. Step 6: Final answer
    x = 15,736.75

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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.