Home / 38,926.91-53,720.21-23,819.30

Finding the Fourth Proportional to 38,926.91, 53,720.21 and 23,819.30

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Solution

The fourth proportional to 38,926.91, 53,720.21 and 23,819.30 is: 32,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,926.91 : 53,720.21 = 23,819.30 : x
  2. Step 2: Convert to fraction form
    38,926.91/53,720.21 = 23,819.30/x
  3. Step 3: Cross multiply
    38,926.91x = 53,720.21 × 23,819.30
  4. Step 4: Simplify right side
    38,926.91x = 1,279,577,410.36
  5. Step 5: Solve for x
    x = 1,279,577,410.36/38,926.91
  6. Step 6: Final answer
    x = 32,871.29

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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.