Home / 26,433.21-36,476.75-15,816.54

Finding the Fourth Proportional to 26,433.21, 36,476.75 and 15,816.54

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Solution

The fourth proportional to 26,433.21, 36,476.75 and 15,816.54 is: 21,826.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.21 : 36,476.75 = 15,816.54 : x
  2. Step 2: Convert to fraction form
    26,433.21/36,476.75 = 15,816.54/x
  3. Step 3: Cross multiply
    26,433.21x = 36,476.75 × 15,816.54
  4. Step 4: Simplify right side
    26,433.21x = 576,936,014.99
  5. Step 5: Solve for x
    x = 576,936,014.99/26,433.21
  6. Step 6: Final answer
    x = 21,826.18

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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.