Home / 19,226.46-28,851.84-7,539.39

Finding the Fourth Proportional to 19,226.46, 28,851.84 and 7,539.39

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Solution

The fourth proportional to 19,226.46, 28,851.84 and 7,539.39 is: 11,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.46 : 28,851.84 = 7,539.39 : x
  2. Step 2: Convert to fraction form
    19,226.46/28,851.84 = 7,539.39/x
  3. Step 3: Cross multiply
    19,226.46x = 28,851.84 × 7,539.39
  4. Step 4: Simplify right side
    19,226.46x = 217,525,273.98
  5. Step 5: Solve for x
    x = 217,525,273.98/19,226.46
  6. Step 6: Final answer
    x = 11,313.85

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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.