Home / 19,946.72-29,919.74-5,906.68

Finding the Fourth Proportional to 19,946.72, 29,919.74 and 5,906.68

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Solution

The fourth proportional to 19,946.72, 29,919.74 and 5,906.68 is: 8,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.72 : 29,919.74 = 5,906.68 : x
  2. Step 2: Convert to fraction form
    19,946.72/29,919.74 = 5,906.68/x
  3. Step 3: Cross multiply
    19,946.72x = 29,919.74 × 5,906.68
  4. Step 4: Simplify right side
    19,946.72x = 176,726,225.53
  5. Step 5: Solve for x
    x = 176,726,225.53/19,946.72
  6. Step 6: Final answer
    x = 8,859.91

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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.