Home / 38,301.48-52,850.34-21,531.24

Finding the Fourth Proportional to 38,301.48, 52,850.34 and 21,531.24

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Solution

The fourth proportional to 38,301.48, 52,850.34 and 21,531.24 is: 29,709.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.48 : 52,850.34 = 21,531.24 : x
  2. Step 2: Convert to fraction form
    38,301.48/52,850.34 = 21,531.24/x
  3. Step 3: Cross multiply
    38,301.48x = 52,850.34 × 21,531.24
  4. Step 4: Simplify right side
    38,301.48x = 1,137,933,354.62
  5. Step 5: Solve for x
    x = 1,137,933,354.62/38,301.48
  6. Step 6: Final answer
    x = 29,709.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.