Home / 26,669.46-36,808.38-20,285.82

Finding the Fourth Proportional to 26,669.46, 36,808.38 and 20,285.82

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Solution

The fourth proportional to 26,669.46, 36,808.38 and 20,285.82 is: 27,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.46 : 36,808.38 = 20,285.82 : x
  2. Step 2: Convert to fraction form
    26,669.46/36,808.38 = 20,285.82/x
  3. Step 3: Cross multiply
    26,669.46x = 36,808.38 × 20,285.82
  4. Step 4: Simplify right side
    26,669.46x = 746,688,171.17
  5. Step 5: Solve for x
    x = 746,688,171.17/26,669.46
  6. Step 6: Final answer
    x = 27,997.87

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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.