Home / 36,215.88-54,339.43-19,587.62

Finding the Fourth Proportional to 36,215.88, 54,339.43 and 19,587.62

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Solution

The fourth proportional to 36,215.88, 54,339.43 and 19,587.62 is: 29,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,215.88 : 54,339.43 = 19,587.62 : x
  2. Step 2: Convert to fraction form
    36,215.88/54,339.43 = 19,587.62/x
  3. Step 3: Cross multiply
    36,215.88x = 54,339.43 × 19,587.62
  4. Step 4: Simplify right side
    36,215.88x = 1,064,380,229.46
  5. Step 5: Solve for x
    x = 1,064,380,229.46/36,215.88
  6. Step 6: Final answer
    x = 29,389.87

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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.