Home / 26,704.82-36,861.93-15,378.83

Finding the Fourth Proportional to 26,704.82, 36,861.93 and 15,378.83

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Solution

The fourth proportional to 26,704.82, 36,861.93 and 15,378.83 is: 21,228.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,704.82 : 36,861.93 = 15,378.83 : x
  2. Step 2: Convert to fraction form
    26,704.82/36,861.93 = 15,378.83/x
  3. Step 3: Cross multiply
    26,704.82x = 36,861.93 × 15,378.83
  4. Step 4: Simplify right side
    26,704.82x = 566,893,251.19
  5. Step 5: Solve for x
    x = 566,893,251.19/26,704.82
  6. Step 6: Final answer
    x = 21,228.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.