Home / 25,358.44-38,041.30-7,829.76

Finding the Fourth Proportional to 25,358.44, 38,041.30 and 7,829.76

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Solution

The fourth proportional to 25,358.44, 38,041.30 and 7,829.76 is: 11,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,358.44 : 38,041.30 = 7,829.76 : x
  2. Step 2: Convert to fraction form
    25,358.44/38,041.30 = 7,829.76/x
  3. Step 3: Cross multiply
    25,358.44x = 38,041.30 × 7,829.76
  4. Step 4: Simplify right side
    25,358.44x = 297,854,249.09
  5. Step 5: Solve for x
    x = 297,854,249.09/25,358.44
  6. Step 6: Final answer
    x = 11,745.76

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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.