Home / 19,443.12-26,828.46-11,058

Finding the Fourth Proportional to 19,443.12, 26,828.46 and 11,058

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Solution

The fourth proportional to 19,443.12, 26,828.46 and 11,058 is: 15,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.12 : 26,828.46 = 11,058 : x
  2. Step 2: Convert to fraction form
    19,443.12/26,828.46 = 11,058/x
  3. Step 3: Cross multiply
    19,443.12x = 26,828.46 × 11,058
  4. Step 4: Simplify right side
    19,443.12x = 296,669,110.68
  5. Step 5: Solve for x
    x = 296,669,110.68/19,443.12
  6. Step 6: Final answer
    x = 15,258.31

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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.