Home / 23,891.10-35,793.45-21,126.30

Finding the Fourth Proportional to 23,891.10, 35,793.45 and 21,126.30

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Solution

The fourth proportional to 23,891.10, 35,793.45 and 21,126.30 is: 31,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.10 : 35,793.45 = 21,126.30 : x
  2. Step 2: Convert to fraction form
    23,891.10/35,793.45 = 21,126.30/x
  3. Step 3: Cross multiply
    23,891.10x = 35,793.45 × 21,126.30
  4. Step 4: Simplify right side
    23,891.10x = 756,183,162.74
  5. Step 5: Solve for x
    x = 756,183,162.74/23,891.10
  6. Step 6: Final answer
    x = 31,651.25

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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.