Home / 36,590.90-54,880.70-11,627.69

Finding the Fourth Proportional to 36,590.90, 54,880.70 and 11,627.69

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Solution

The fourth proportional to 36,590.90, 54,880.70 and 11,627.69 is: 17,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,590.90 : 54,880.70 = 11,627.69 : x
  2. Step 2: Convert to fraction form
    36,590.90/54,880.70 = 11,627.69/x
  3. Step 3: Cross multiply
    36,590.90x = 54,880.70 × 11,627.69
  4. Step 4: Simplify right side
    36,590.90x = 638,135,434.04
  5. Step 5: Solve for x
    x = 638,135,434.04/36,590.90
  6. Step 6: Final answer
    x = 17,439.73

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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.