Home / 22,281.60-33,422.40-17,907.60

Finding the Fourth Proportional to 22,281.60, 33,422.40 and 17,907.60

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Solution

The fourth proportional to 22,281.60, 33,422.40 and 17,907.60 is: 26,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.60 : 33,422.40 = 17,907.60 : x
  2. Step 2: Convert to fraction form
    22,281.60/33,422.40 = 17,907.60/x
  3. Step 3: Cross multiply
    22,281.60x = 33,422.40 × 17,907.60
  4. Step 4: Simplify right side
    22,281.60x = 598,514,970.24
  5. Step 5: Solve for x
    x = 598,514,970.24/22,281.60
  6. Step 6: Final answer
    x = 26,861.40

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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.