Home / 36,150.48-54,225.84-18,625.44

Finding the Fourth Proportional to 36,150.48, 54,225.84 and 18,625.44

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Solution

The fourth proportional to 36,150.48, 54,225.84 and 18,625.44 is: 27,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,150.48 : 54,225.84 = 18,625.44 : x
  2. Step 2: Convert to fraction form
    36,150.48/54,225.84 = 18,625.44/x
  3. Step 3: Cross multiply
    36,150.48x = 54,225.84 × 18,625.44
  4. Step 4: Simplify right side
    36,150.48x = 1,009,980,129.37
  5. Step 5: Solve for x
    x = 1,009,980,129.37/36,150.48
  6. Step 6: Final answer
    x = 27,938.22

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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.