Home / 22,490.14-33,740.88-6,907.36

Finding the Fourth Proportional to 22,490.14, 33,740.88 and 6,907.36

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Solution

The fourth proportional to 22,490.14, 33,740.88 and 6,907.36 is: 10,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.14 : 33,740.88 = 6,907.36 : x
  2. Step 2: Convert to fraction form
    22,490.14/33,740.88 = 6,907.36/x
  3. Step 3: Cross multiply
    22,490.14x = 33,740.88 × 6,907.36
  4. Step 4: Simplify right side
    22,490.14x = 233,060,404.88
  5. Step 5: Solve for x
    x = 233,060,404.88/22,490.14
  6. Step 6: Final answer
    x = 10,362.78

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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.