Home / 19,826.60-29,759.34-15,102.68

Finding the Fourth Proportional to 19,826.60, 29,759.34 and 15,102.68

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Solution

The fourth proportional to 19,826.60, 29,759.34 and 15,102.68 is: 22,668.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.60 : 29,759.34 = 15,102.68 : x
  2. Step 2: Convert to fraction form
    19,826.60/29,759.34 = 15,102.68/x
  3. Step 3: Cross multiply
    19,826.60x = 29,759.34 × 15,102.68
  4. Step 4: Simplify right side
    19,826.60x = 449,445,789.03
  5. Step 5: Solve for x
    x = 449,445,789.03/19,826.60
  6. Step 6: Final answer
    x = 22,668.83

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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.