Home / 30,727.11-46,108.56-12,956.67

Finding the Fourth Proportional to 30,727.11, 46,108.56 and 12,956.67

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Solution

The fourth proportional to 30,727.11, 46,108.56 and 12,956.67 is: 19,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,727.11 : 46,108.56 = 12,956.67 : x
  2. Step 2: Convert to fraction form
    30,727.11/46,108.56 = 12,956.67/x
  3. Step 3: Cross multiply
    30,727.11x = 46,108.56 × 12,956.67
  4. Step 4: Simplify right side
    30,727.11x = 597,413,396.10
  5. Step 5: Solve for x
    x = 597,413,396.10/30,727.11
  6. Step 6: Final answer
    x = 19,442.55

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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.