Home / 22,281.25-33,422.90-9,124.39

Finding the Fourth Proportional to 22,281.25, 33,422.90 and 9,124.39

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Solution

The fourth proportional to 22,281.25, 33,422.90 and 9,124.39 is: 13,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.25 : 33,422.90 = 9,124.39 : x
  2. Step 2: Convert to fraction form
    22,281.25/33,422.90 = 9,124.39/x
  3. Step 3: Cross multiply
    22,281.25x = 33,422.90 × 9,124.39
  4. Step 4: Simplify right side
    22,281.25x = 304,963,528.91
  5. Step 5: Solve for x
    x = 304,963,528.91/22,281.25
  6. Step 6: Final answer
    x = 13,687.01

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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.