Home / 33,281.55-49,797.18-18,501.21

Finding the Fourth Proportional to 33,281.55, 49,797.18 and 18,501.21

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Solution

The fourth proportional to 33,281.55, 49,797.18 and 18,501.21 is: 27,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.55 : 49,797.18 = 18,501.21 : x
  2. Step 2: Convert to fraction form
    33,281.55/49,797.18 = 18,501.21/x
  3. Step 3: Cross multiply
    33,281.55x = 49,797.18 × 18,501.21
  4. Step 4: Simplify right side
    33,281.55x = 921,308,084.59
  5. Step 5: Solve for x
    x = 921,308,084.59/33,281.55
  6. Step 6: Final answer
    x = 27,682.25

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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.