Home / 36,039.18-54,066.24-12,348.51

Finding the Fourth Proportional to 36,039.18, 54,066.24 and 12,348.51

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Solution

The fourth proportional to 36,039.18, 54,066.24 and 12,348.51 is: 18,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,039.18 : 54,066.24 = 12,348.51 : x
  2. Step 2: Convert to fraction form
    36,039.18/54,066.24 = 12,348.51/x
  3. Step 3: Cross multiply
    36,039.18x = 54,066.24 × 12,348.51
  4. Step 4: Simplify right side
    36,039.18x = 667,637,505.30
  5. Step 5: Solve for x
    x = 667,637,505.30/36,039.18
  6. Step 6: Final answer
    x = 18,525.32

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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.