Home / 19,714.16-27,201.48-11,329.04

Finding the Fourth Proportional to 19,714.16, 27,201.48 and 11,329.04

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Solution

The fourth proportional to 19,714.16, 27,201.48 and 11,329.04 is: 15,631.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.16 : 27,201.48 = 11,329.04 : x
  2. Step 2: Convert to fraction form
    19,714.16/27,201.48 = 11,329.04/x
  3. Step 3: Cross multiply
    19,714.16x = 27,201.48 × 11,329.04
  4. Step 4: Simplify right side
    19,714.16x = 308,166,654.98
  5. Step 5: Solve for x
    x = 308,166,654.98/19,714.16
  6. Step 6: Final answer
    x = 15,631.74

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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.