Home / 20,044.08-30,041.46-11,260.50

Finding the Fourth Proportional to 20,044.08, 30,041.46 and 11,260.50

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Solution

The fourth proportional to 20,044.08, 30,041.46 and 11,260.50 is: 16,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.08 : 30,041.46 = 11,260.50 : x
  2. Step 2: Convert to fraction form
    20,044.08/30,041.46 = 11,260.50/x
  3. Step 3: Cross multiply
    20,044.08x = 30,041.46 × 11,260.50
  4. Step 4: Simplify right side
    20,044.08x = 338,281,860.33
  5. Step 5: Solve for x
    x = 338,281,860.33/20,044.08
  6. Step 6: Final answer
    x = 16,876.90

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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.