Home / 22,113.60-33,170.40-16,281.60

Finding the Fourth Proportional to 22,113.60, 33,170.40 and 16,281.60

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Solution

The fourth proportional to 22,113.60, 33,170.40 and 16,281.60 is: 24,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.60 : 33,170.40 = 16,281.60 : x
  2. Step 2: Convert to fraction form
    22,113.60/33,170.40 = 16,281.60/x
  3. Step 3: Cross multiply
    22,113.60x = 33,170.40 × 16,281.60
  4. Step 4: Simplify right side
    22,113.60x = 540,067,184.64
  5. Step 5: Solve for x
    x = 540,067,184.64/22,113.60
  6. Step 6: Final answer
    x = 24,422.40

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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.