Home / 23,331.68-35,013.92-21,100.94

Finding the Fourth Proportional to 23,331.68, 35,013.92 and 21,100.94

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Solution

The fourth proportional to 23,331.68, 35,013.92 and 21,100.94 is: 31,666.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.68 : 35,013.92 = 21,100.94 : x
  2. Step 2: Convert to fraction form
    23,331.68/35,013.92 = 21,100.94/x
  3. Step 3: Cross multiply
    23,331.68x = 35,013.92 × 21,100.94
  4. Step 4: Simplify right side
    23,331.68x = 738,826,625.08
  5. Step 5: Solve for x
    x = 738,826,625.08/23,331.68
  6. Step 6: Final answer
    x = 31,666.24

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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.