Home / 26,731.50-36,846.98-21,057.27

Finding the Fourth Proportional to 26,731.50, 36,846.98 and 21,057.27

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Solution

The fourth proportional to 26,731.50, 36,846.98 and 21,057.27 is: 29,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.50 : 36,846.98 = 21,057.27 : x
  2. Step 2: Convert to fraction form
    26,731.50/36,846.98 = 21,057.27/x
  3. Step 3: Cross multiply
    26,731.50x = 36,846.98 × 21,057.27
  4. Step 4: Simplify right side
    26,731.50x = 775,896,701.26
  5. Step 5: Solve for x
    x = 775,896,701.26/26,731.50
  6. Step 6: Final answer
    x = 29,025.56

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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.