Home / 14,919.45-22,370.66-6,143.91

Finding the Fourth Proportional to 14,919.45, 22,370.66 and 6,143.91

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Solution

The fourth proportional to 14,919.45, 22,370.66 and 6,143.91 is: 9,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919.45 : 22,370.66 = 6,143.91 : x
  2. Step 2: Convert to fraction form
    14,919.45/22,370.66 = 6,143.91/x
  3. Step 3: Cross multiply
    14,919.45x = 22,370.66 × 6,143.91
  4. Step 4: Simplify right side
    14,919.45x = 137,443,290.96
  5. Step 5: Solve for x
    x = 137,443,290.96/14,919.45
  6. Step 6: Final answer
    x = 9,212.36

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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.