Home / 54,402.39-81,586.31-17,457.75

Finding the Fourth Proportional to 54,402.39, 81,586.31 and 17,457.75

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Solution

The fourth proportional to 54,402.39, 81,586.31 and 17,457.75 is: 26,181.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.39 : 81,586.31 = 17,457.75 : x
  2. Step 2: Convert to fraction form
    54,402.39/81,586.31 = 17,457.75/x
  3. Step 3: Cross multiply
    54,402.39x = 81,586.31 × 17,457.75
  4. Step 4: Simplify right side
    54,402.39x = 1,424,313,316.11
  5. Step 5: Solve for x
    x = 1,424,313,316.11/54,402.39
  6. Step 6: Final answer
    x = 26,181.08

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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.