Home / 26,447.55-39,618.39-15,911.73

Finding the Fourth Proportional to 26,447.55, 39,618.39 and 15,911.73

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Solution

The fourth proportional to 26,447.55, 39,618.39 and 15,911.73 is: 23,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.55 : 39,618.39 = 15,911.73 : x
  2. Step 2: Convert to fraction form
    26,447.55/39,618.39 = 15,911.73/x
  3. Step 3: Cross multiply
    26,447.55x = 39,618.39 × 15,911.73
  4. Step 4: Simplify right side
    26,447.55x = 630,397,124.71
  5. Step 5: Solve for x
    x = 630,397,124.71/26,447.55
  6. Step 6: Final answer
    x = 23,835.75

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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.