Home / 22,261.14-33,425.16-21,191.16

Finding the Fourth Proportional to 22,261.14, 33,425.16 and 21,191.16

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Solution

The fourth proportional to 22,261.14, 33,425.16 and 21,191.16 is: 31,818.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.14 : 33,425.16 = 21,191.16 : x
  2. Step 2: Convert to fraction form
    22,261.14/33,425.16 = 21,191.16/x
  3. Step 3: Cross multiply
    22,261.14x = 33,425.16 × 21,191.16
  4. Step 4: Simplify right side
    22,261.14x = 708,317,913.59
  5. Step 5: Solve for x
    x = 708,317,913.59/22,261.14
  6. Step 6: Final answer
    x = 31,818.58

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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.