Home / 36,034.53-54,054.68-12,666.21

Finding the Fourth Proportional to 36,034.53, 54,054.68 and 12,666.21

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Solution

The fourth proportional to 36,034.53, 54,054.68 and 12,666.21 is: 19,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.53 : 54,054.68 = 12,666.21 : x
  2. Step 2: Convert to fraction form
    36,034.53/54,054.68 = 12,666.21/x
  3. Step 3: Cross multiply
    36,034.53x = 54,054.68 × 12,666.21
  4. Step 4: Simplify right side
    36,034.53x = 684,667,865.03
  5. Step 5: Solve for x
    x = 684,667,865.03/36,034.53
  6. Step 6: Final answer
    x = 19,000.33

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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.