Home / 19,714.56-27,207.36-11,330.88

Finding the Fourth Proportional to 19,714.56, 27,207.36 and 11,330.88

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Solution

The fourth proportional to 19,714.56, 27,207.36 and 11,330.88 is: 15,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.56 : 27,207.36 = 11,330.88 : x
  2. Step 2: Convert to fraction form
    19,714.56/27,207.36 = 11,330.88/x
  3. Step 3: Cross multiply
    19,714.56x = 27,207.36 × 11,330.88
  4. Step 4: Simplify right side
    19,714.56x = 308,283,331.28
  5. Step 5: Solve for x
    x = 308,283,331.28/19,714.56
  6. Step 6: Final answer
    x = 15,637.34

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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.