Home / 18,062.56-27,090.96-6,374.08

Finding the Fourth Proportional to 18,062.56, 27,090.96 and 6,374.08

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Solution

The fourth proportional to 18,062.56, 27,090.96 and 6,374.08 is: 9,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.56 : 27,090.96 = 6,374.08 : x
  2. Step 2: Convert to fraction form
    18,062.56/27,090.96 = 6,374.08/x
  3. Step 3: Cross multiply
    18,062.56x = 27,090.96 × 6,374.08
  4. Step 4: Simplify right side
    18,062.56x = 172,679,946.32
  5. Step 5: Solve for x
    x = 172,679,946.32/18,062.56
  6. Step 6: Final answer
    x = 9,560.10

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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.