Home / 36,389.39-54,482.85-18,581.59

Finding the Fourth Proportional to 36,389.39, 54,482.85 and 18,581.59

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Solution

The fourth proportional to 36,389.39, 54,482.85 and 18,581.59 is: 27,820.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,389.39 : 54,482.85 = 18,581.59 : x
  2. Step 2: Convert to fraction form
    36,389.39/54,482.85 = 18,581.59/x
  3. Step 3: Cross multiply
    36,389.39x = 54,482.85 × 18,581.59
  4. Step 4: Simplify right side
    36,389.39x = 1,012,377,980.73
  5. Step 5: Solve for x
    x = 1,012,377,980.73/36,389.39
  6. Step 6: Final answer
    x = 27,820.69

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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.