Home / 27,057.18-40,551.12-11,453.34

Finding the Fourth Proportional to 27,057.18, 40,551.12 and 11,453.34

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Solution

The fourth proportional to 27,057.18, 40,551.12 and 11,453.34 is: 17,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057.18 : 40,551.12 = 11,453.34 : x
  2. Step 2: Convert to fraction form
    27,057.18/40,551.12 = 11,453.34/x
  3. Step 3: Cross multiply
    27,057.18x = 40,551.12 × 11,453.34
  4. Step 4: Simplify right side
    27,057.18x = 464,445,764.74
  5. Step 5: Solve for x
    x = 464,445,764.74/27,057.18
  6. Step 6: Final answer
    x = 17,165.34

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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.