Home / 37,286.10-55,937.90-12,326.15

Finding the Fourth Proportional to 37,286.10, 55,937.90 and 12,326.15

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Solution

The fourth proportional to 37,286.10, 55,937.90 and 12,326.15 is: 18,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286.10 : 55,937.90 = 12,326.15 : x
  2. Step 2: Convert to fraction form
    37,286.10/55,937.90 = 12,326.15/x
  3. Step 3: Cross multiply
    37,286.10x = 55,937.90 × 12,326.15
  4. Step 4: Simplify right side
    37,286.10x = 689,498,697.21
  5. Step 5: Solve for x
    x = 689,498,697.21/37,286.10
  6. Step 6: Final answer
    x = 18,492.11

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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.