Home / 22,174.56-33,239.76-12,318.24

Finding the Fourth Proportional to 22,174.56, 33,239.76 and 12,318.24

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Solution

The fourth proportional to 22,174.56, 33,239.76 and 12,318.24 is: 18,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,174.56 : 33,239.76 = 12,318.24 : x
  2. Step 2: Convert to fraction form
    22,174.56/33,239.76 = 12,318.24/x
  3. Step 3: Cross multiply
    22,174.56x = 33,239.76 × 12,318.24
  4. Step 4: Simplify right side
    22,174.56x = 409,455,341.22
  5. Step 5: Solve for x
    x = 409,455,341.22/22,174.56
  6. Step 6: Final answer
    x = 18,465.09

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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.