Home / 26,231.94-39,365.64-11,432.34

Finding the Fourth Proportional to 26,231.94, 39,365.64 and 11,432.34

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Solution

The fourth proportional to 26,231.94, 39,365.64 and 11,432.34 is: 17,156.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.94 : 39,365.64 = 11,432.34 : x
  2. Step 2: Convert to fraction form
    26,231.94/39,365.64 = 11,432.34/x
  3. Step 3: Cross multiply
    26,231.94x = 39,365.64 × 11,432.34
  4. Step 4: Simplify right side
    26,231.94x = 450,041,380.80
  5. Step 5: Solve for x
    x = 450,041,380.80/26,231.94
  6. Step 6: Final answer
    x = 17,156.24

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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.