Home / 22,261.43-33,339.14-12,881.68

Finding the Fourth Proportional to 22,261.43, 33,339.14 and 12,881.68

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Solution

The fourth proportional to 22,261.43, 33,339.14 and 12,881.68 is: 19,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.43 : 33,339.14 = 12,881.68 : x
  2. Step 2: Convert to fraction form
    22,261.43/33,339.14 = 12,881.68/x
  3. Step 3: Cross multiply
    22,261.43x = 33,339.14 × 12,881.68
  4. Step 4: Simplify right side
    22,261.43x = 429,464,293.50
  5. Step 5: Solve for x
    x = 429,464,293.50/22,261.43
  6. Step 6: Final answer
    x = 19,291.85

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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.