Home / 36,991.42-55,492.40-12,023.44

Finding the Fourth Proportional to 36,991.42, 55,492.40 and 12,023.44

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Solution

The fourth proportional to 36,991.42, 55,492.40 and 12,023.44 is: 18,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,991.42 : 55,492.40 = 12,023.44 : x
  2. Step 2: Convert to fraction form
    36,991.42/55,492.40 = 12,023.44/x
  3. Step 3: Cross multiply
    36,991.42x = 55,492.40 × 12,023.44
  4. Step 4: Simplify right side
    36,991.42x = 667,209,541.86
  5. Step 5: Solve for x
    x = 667,209,541.86/36,991.42
  6. Step 6: Final answer
    x = 18,036.87

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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.