Home / 13,956.67-20,934.72-4,095.73

Finding the Fourth Proportional to 13,956.67, 20,934.72 and 4,095.73

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Solution

The fourth proportional to 13,956.67, 20,934.72 and 4,095.73 is: 6,143.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.67 : 20,934.72 = 4,095.73 : x
  2. Step 2: Convert to fraction form
    13,956.67/20,934.72 = 4,095.73/x
  3. Step 3: Cross multiply
    13,956.67x = 20,934.72 × 4,095.73
  4. Step 4: Simplify right side
    13,956.67x = 85,742,960.75
  5. Step 5: Solve for x
    x = 85,742,960.75/13,956.67
  6. Step 6: Final answer
    x = 6,143.51

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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.