Home / 36,585.40-54,872.44-11,622.20

Finding the Fourth Proportional to 36,585.40, 54,872.44 and 11,622.20

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Solution

The fourth proportional to 36,585.40, 54,872.44 and 11,622.20 is: 17,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,585.40 : 54,872.44 = 11,622.20 : x
  2. Step 2: Convert to fraction form
    36,585.40/54,872.44 = 11,622.20/x
  3. Step 3: Cross multiply
    36,585.40x = 54,872.44 × 11,622.20
  4. Step 4: Simplify right side
    36,585.40x = 637,738,472.17
  5. Step 5: Solve for x
    x = 637,738,472.17/36,585.40
  6. Step 6: Final answer
    x = 17,431.50

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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.