Home / 22,315.75-33,450.27-7,519.56

Finding the Fourth Proportional to 22,315.75, 33,450.27 and 7,519.56

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Solution

The fourth proportional to 22,315.75, 33,450.27 and 7,519.56 is: 11,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,315.75 : 33,450.27 = 7,519.56 : x
  2. Step 2: Convert to fraction form
    22,315.75/33,450.27 = 7,519.56/x
  3. Step 3: Cross multiply
    22,315.75x = 33,450.27 × 7,519.56
  4. Step 4: Simplify right side
    22,315.75x = 251,531,312.28
  5. Step 5: Solve for x
    x = 251,531,312.28/22,315.75
  6. Step 6: Final answer
    x = 11,271.47

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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.