Home / 34,648.96-51,944.28-13,861.12

Finding the Fourth Proportional to 34,648.96, 51,944.28 and 13,861.12

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Solution

The fourth proportional to 34,648.96, 51,944.28 and 13,861.12 is: 20,780.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,648.96 : 51,944.28 = 13,861.12 : x
  2. Step 2: Convert to fraction form
    34,648.96/51,944.28 = 13,861.12/x
  3. Step 3: Cross multiply
    34,648.96x = 51,944.28 × 13,861.12
  4. Step 4: Simplify right side
    34,648.96x = 720,005,898.39
  5. Step 5: Solve for x
    x = 720,005,898.39/34,648.96
  6. Step 6: Final answer
    x = 20,780.01

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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.