Home / 26,856.30-40,297.82-20,322.57

Finding the Fourth Proportional to 26,856.30, 40,297.82 and 20,322.57

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Solution

The fourth proportional to 26,856.30, 40,297.82 and 20,322.57 is: 30,493.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,856.30 : 40,297.82 = 20,322.57 : x
  2. Step 2: Convert to fraction form
    26,856.30/40,297.82 = 20,322.57/x
  3. Step 3: Cross multiply
    26,856.30x = 40,297.82 × 20,322.57
  4. Step 4: Simplify right side
    26,856.30x = 818,955,166.18
  5. Step 5: Solve for x
    x = 818,955,166.18/26,856.30
  6. Step 6: Final answer
    x = 30,493.97

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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.