Home / 25,788.24-38,682.36-7,319.76

Finding the Fourth Proportional to 25,788.24, 38,682.36 and 7,319.76

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Solution

The fourth proportional to 25,788.24, 38,682.36 and 7,319.76 is: 10,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.24 : 38,682.36 = 7,319.76 : x
  2. Step 2: Convert to fraction form
    25,788.24/38,682.36 = 7,319.76/x
  3. Step 3: Cross multiply
    25,788.24x = 38,682.36 × 7,319.76
  4. Step 4: Simplify right side
    25,788.24x = 283,145,591.43
  5. Step 5: Solve for x
    x = 283,145,591.43/25,788.24
  6. Step 6: Final answer
    x = 10,979.64

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Similar ratio
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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.