Home / 36,572.24-54,858.36-8,870

Finding the Fourth Proportional to 36,572.24, 54,858.36 and 8,870

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Solution

The fourth proportional to 36,572.24, 54,858.36 and 8,870 is: 13,305

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,572.24 : 54,858.36 = 8,870 : x
  2. Step 2: Convert to fraction form
    36,572.24/54,858.36 = 8,870/x
  3. Step 3: Cross multiply
    36,572.24x = 54,858.36 × 8,870
  4. Step 4: Simplify right side
    36,572.24x = 486,593,653.20
  5. Step 5: Solve for x
    x = 486,593,653.20/36,572.24
  6. Step 6: Final answer
    x = 13,305

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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.