Home / 19,714.74-27,206.64-11,217.30

Finding the Fourth Proportional to 19,714.74, 27,206.64 and 11,217.30

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Solution

The fourth proportional to 19,714.74, 27,206.64 and 11,217.30 is: 15,480.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.74 : 27,206.64 = 11,217.30 : x
  2. Step 2: Convert to fraction form
    19,714.74/27,206.64 = 11,217.30/x
  3. Step 3: Cross multiply
    19,714.74x = 27,206.64 × 11,217.30
  4. Step 4: Simplify right side
    19,714.74x = 305,185,042.87
  5. Step 5: Solve for x
    x = 305,185,042.87/19,714.74
  6. Step 6: Final answer
    x = 15,480.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.