Home / 22,261.87-33,387.32-7,470.46

Finding the Fourth Proportional to 22,261.87, 33,387.32 and 7,470.46

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Solution

The fourth proportional to 22,261.87, 33,387.32 and 7,470.46 is: 11,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.87 : 33,387.32 = 7,470.46 : x
  2. Step 2: Convert to fraction form
    22,261.87/33,387.32 = 7,470.46/x
  3. Step 3: Cross multiply
    22,261.87x = 33,387.32 × 7,470.46
  4. Step 4: Simplify right side
    22,261.87x = 249,418,601.21
  5. Step 5: Solve for x
    x = 249,418,601.21/22,261.87
  6. Step 6: Final answer
    x = 11,203.85

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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.