Home / 14,720.92-22,062.66-6,919

Finding the Fourth Proportional to 14,720.92, 22,062.66 and 6,919

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Solution

The fourth proportional to 14,720.92, 22,062.66 and 6,919 is: 10,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720.92 : 22,062.66 = 6,919 : x
  2. Step 2: Convert to fraction form
    14,720.92/22,062.66 = 6,919/x
  3. Step 3: Cross multiply
    14,720.92x = 22,062.66 × 6,919
  4. Step 4: Simplify right side
    14,720.92x = 152,651,544.54
  5. Step 5: Solve for x
    x = 152,651,544.54/14,720.92
  6. Step 6: Final answer
    x = 10,369.70

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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.