Home / 12,337.22-18,511.20-4,019.84

Finding the Fourth Proportional to 12,337.22, 18,511.20 and 4,019.84

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Solution

The fourth proportional to 12,337.22, 18,511.20 and 4,019.84 is: 6,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.22 : 18,511.20 = 4,019.84 : x
  2. Step 2: Convert to fraction form
    12,337.22/18,511.20 = 4,019.84/x
  3. Step 3: Cross multiply
    12,337.22x = 18,511.20 × 4,019.84
  4. Step 4: Simplify right side
    12,337.22x = 74,412,062.21
  5. Step 5: Solve for x
    x = 74,412,062.21/12,337.22
  6. Step 6: Final answer
    x = 6,031.51

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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.