Home / 36,280.62-54,442.80-14,109.30

Finding the Fourth Proportional to 36,280.62, 54,442.80 and 14,109.30

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Solution

The fourth proportional to 36,280.62, 54,442.80 and 14,109.30 is: 21,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.62 : 54,442.80 = 14,109.30 : x
  2. Step 2: Convert to fraction form
    36,280.62/54,442.80 = 14,109.30/x
  3. Step 3: Cross multiply
    36,280.62x = 54,442.80 × 14,109.30
  4. Step 4: Simplify right side
    36,280.62x = 768,149,798.04
  5. Step 5: Solve for x
    x = 768,149,798.04/36,280.62
  6. Step 6: Final answer
    x = 21,172.46

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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.