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Finding the Fourth Proportional to 27,100.58, 40,617.03 and 13,058.02

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Solution

The fourth proportional to 27,100.58, 40,617.03 and 13,058.02 is: 19,570.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.58 : 40,617.03 = 13,058.02 : x
  2. Step 2: Convert to fraction form
    27,100.58/40,617.03 = 13,058.02/x
  3. Step 3: Cross multiply
    27,100.58x = 40,617.03 × 13,058.02
  4. Step 4: Simplify right side
    27,100.58x = 530,377,787.00
  5. Step 5: Solve for x
    x = 530,377,787.00/27,100.58
  6. Step 6: Final answer
    x = 19,570.72

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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.