Home / 37,814.85-56,720.55-14,120.55

Finding the Fourth Proportional to 37,814.85, 56,720.55 and 14,120.55

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Solution

The fourth proportional to 37,814.85, 56,720.55 and 14,120.55 is: 21,180.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,814.85 : 56,720.55 = 14,120.55 : x
  2. Step 2: Convert to fraction form
    37,814.85/56,720.55 = 14,120.55/x
  3. Step 3: Cross multiply
    37,814.85x = 56,720.55 × 14,120.55
  4. Step 4: Simplify right side
    37,814.85x = 800,925,362.30
  5. Step 5: Solve for x
    x = 800,925,362.30/37,814.85
  6. Step 6: Final answer
    x = 21,180.18

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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.