Home / 26,935.92-37,172.22-15,605.43

Finding the Fourth Proportional to 26,935.92, 37,172.22 and 15,605.43

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Solution

The fourth proportional to 26,935.92, 37,172.22 and 15,605.43 is: 21,535.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935.92 : 37,172.22 = 15,605.43 : x
  2. Step 2: Convert to fraction form
    26,935.92/37,172.22 = 15,605.43/x
  3. Step 3: Cross multiply
    26,935.92x = 37,172.22 × 15,605.43
  4. Step 4: Simplify right side
    26,935.92x = 580,088,477.15
  5. Step 5: Solve for x
    x = 580,088,477.15/26,935.92
  6. Step 6: Final answer
    x = 21,535.87

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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.