Home / 36,972.08-55,452.68-12,014.40

Finding the Fourth Proportional to 36,972.08, 55,452.68 and 12,014.40

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Solution

The fourth proportional to 36,972.08, 55,452.68 and 12,014.40 is: 18,019.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,972.08 : 55,452.68 = 12,014.40 : x
  2. Step 2: Convert to fraction form
    36,972.08/55,452.68 = 12,014.40/x
  3. Step 3: Cross multiply
    36,972.08x = 55,452.68 × 12,014.40
  4. Step 4: Simplify right side
    36,972.08x = 666,230,678.59
  5. Step 5: Solve for x
    x = 666,230,678.59/36,972.08
  6. Step 6: Final answer
    x = 18,019.83

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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.