Home / 22,140.20-33,113.10-16,891.40

Finding the Fourth Proportional to 22,140.20, 33,113.10 and 16,891.40

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Solution

The fourth proportional to 22,140.20, 33,113.10 and 16,891.40 is: 25,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.20 : 33,113.10 = 16,891.40 : x
  2. Step 2: Convert to fraction form
    22,140.20/33,113.10 = 16,891.40/x
  3. Step 3: Cross multiply
    22,140.20x = 33,113.10 × 16,891.40
  4. Step 4: Simplify right side
    22,140.20x = 559,326,617.34
  5. Step 5: Solve for x
    x = 559,326,617.34/22,140.20
  6. Step 6: Final answer
    x = 25,262.94

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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.