Home / 26,567.25-39,856.14-7,847.61

Finding the Fourth Proportional to 26,567.25, 39,856.14 and 7,847.61

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Solution

The fourth proportional to 26,567.25, 39,856.14 and 7,847.61 is: 11,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,567.25 : 39,856.14 = 7,847.61 : x
  2. Step 2: Convert to fraction form
    26,567.25/39,856.14 = 7,847.61/x
  3. Step 3: Cross multiply
    26,567.25x = 39,856.14 × 7,847.61
  4. Step 4: Simplify right side
    26,567.25x = 312,775,442.83
  5. Step 5: Solve for x
    x = 312,775,442.83/26,567.25
  6. Step 6: Final answer
    x = 11,772.97

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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.