Home / 23,290.88-34,939.82-10,812.19

Finding the Fourth Proportional to 23,290.88, 34,939.82 and 10,812.19

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Solution

The fourth proportional to 23,290.88, 34,939.82 and 10,812.19 is: 16,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,290.88 : 34,939.82 = 10,812.19 : x
  2. Step 2: Convert to fraction form
    23,290.88/34,939.82 = 10,812.19/x
  3. Step 3: Cross multiply
    23,290.88x = 34,939.82 × 10,812.19
  4. Step 4: Simplify right side
    23,290.88x = 377,775,972.41
  5. Step 5: Solve for x
    x = 377,775,972.41/23,290.88
  6. Step 6: Final answer
    x = 16,219.91

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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.