Home / 26,806.87-36,998.23-15,474.77

Finding the Fourth Proportional to 26,806.87, 36,998.23 and 15,474.77

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Solution

The fourth proportional to 26,806.87, 36,998.23 and 15,474.77 is: 21,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,806.87 : 36,998.23 = 15,474.77 : x
  2. Step 2: Convert to fraction form
    26,806.87/36,998.23 = 15,474.77/x
  3. Step 3: Cross multiply
    26,806.87x = 36,998.23 × 15,474.77
  4. Step 4: Simplify right side
    26,806.87x = 572,539,099.66
  5. Step 5: Solve for x
    x = 572,539,099.66/26,806.87
  6. Step 6: Final answer
    x = 21,357.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.