Home / 22,019.46-33,056.42-20,856.94

Finding the Fourth Proportional to 22,019.46, 33,056.42 and 20,856.94

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Solution

The fourth proportional to 22,019.46, 33,056.42 and 20,856.94 is: 31,311.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019.46 : 33,056.42 = 20,856.94 : x
  2. Step 2: Convert to fraction form
    22,019.46/33,056.42 = 20,856.94/x
  3. Step 3: Cross multiply
    22,019.46x = 33,056.42 × 20,856.94
  4. Step 4: Simplify right side
    22,019.46x = 689,455,581.63
  5. Step 5: Solve for x
    x = 689,455,581.63/22,019.46
  6. Step 6: Final answer
    x = 31,311.19

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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.