Home / 36,300.48-54,454.20-14,115.60

Finding the Fourth Proportional to 36,300.48, 54,454.20 and 14,115.60

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Solution

The fourth proportional to 36,300.48, 54,454.20 and 14,115.60 is: 21,174.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,300.48 : 54,454.20 = 14,115.60 : x
  2. Step 2: Convert to fraction form
    36,300.48/54,454.20 = 14,115.60/x
  3. Step 3: Cross multiply
    36,300.48x = 54,454.20 × 14,115.60
  4. Step 4: Simplify right side
    36,300.48x = 768,653,705.52
  5. Step 5: Solve for x
    x = 768,653,705.52/36,300.48
  6. Step 6: Final answer
    x = 21,174.75

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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.