Home / 19,714.17-27,205.32-11,216.27

Finding the Fourth Proportional to 19,714.17, 27,205.32 and 11,216.27

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Solution

The fourth proportional to 19,714.17, 27,205.32 and 11,216.27 is: 15,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.17 : 27,205.32 = 11,216.27 : x
  2. Step 2: Convert to fraction form
    19,714.17/27,205.32 = 11,216.27/x
  3. Step 3: Cross multiply
    19,714.17x = 27,205.32 × 11,216.27
  4. Step 4: Simplify right side
    19,714.17x = 305,142,158.48
  5. Step 5: Solve for x
    x = 305,142,158.48/19,714.17
  6. Step 6: Final answer
    x = 15,478.32

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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.