Home / 36,462.18-54,727.21-18,705.56

Finding the Fourth Proportional to 36,462.18, 54,727.21 and 18,705.56

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Solution

The fourth proportional to 36,462.18, 54,727.21 and 18,705.56 is: 28,075.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,462.18 : 54,727.21 = 18,705.56 : x
  2. Step 2: Convert to fraction form
    36,462.18/54,727.21 = 18,705.56/x
  3. Step 3: Cross multiply
    36,462.18x = 54,727.21 × 18,705.56
  4. Step 4: Simplify right side
    36,462.18x = 1,023,703,110.29
  5. Step 5: Solve for x
    x = 1,023,703,110.29/36,462.18
  6. Step 6: Final answer
    x = 28,075.75

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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.