Home / 26,621.80-39,931.82-10,822.14

Finding the Fourth Proportional to 26,621.80, 39,931.82 and 10,822.14

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Solution

The fourth proportional to 26,621.80, 39,931.82 and 10,822.14 is: 16,232.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.80 : 39,931.82 = 10,822.14 : x
  2. Step 2: Convert to fraction form
    26,621.80/39,931.82 = 10,822.14/x
  3. Step 3: Cross multiply
    26,621.80x = 39,931.82 × 10,822.14
  4. Step 4: Simplify right side
    26,621.80x = 432,147,732.97
  5. Step 5: Solve for x
    x = 432,147,732.97/26,621.80
  6. Step 6: Final answer
    x = 16,232.85

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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.