Home / 45,524.13-68,296.34-13,938.62

Finding the Fourth Proportional to 45,524.13, 68,296.34 and 13,938.62

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Solution

The fourth proportional to 45,524.13, 68,296.34 and 13,938.62 is: 20,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,524.13 : 68,296.34 = 13,938.62 : x
  2. Step 2: Convert to fraction form
    45,524.13/68,296.34 = 13,938.62/x
  3. Step 3: Cross multiply
    45,524.13x = 68,296.34 × 13,938.62
  4. Step 4: Simplify right side
    45,524.13x = 951,956,319.48
  5. Step 5: Solve for x
    x = 951,956,319.48/45,524.13
  6. Step 6: Final answer
    x = 20,911.03

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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.