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Finding the Fourth Proportional to 18,058.67, 24,915.96 and 10,401.64

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Solution

The fourth proportional to 18,058.67, 24,915.96 and 10,401.64 is: 14,351.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.67 : 24,915.96 = 10,401.64 : x
  2. Step 2: Convert to fraction form
    18,058.67/24,915.96 = 10,401.64/x
  3. Step 3: Cross multiply
    18,058.67x = 24,915.96 × 10,401.64
  4. Step 4: Simplify right side
    18,058.67x = 259,166,846.17
  5. Step 5: Solve for x
    x = 259,166,846.17/18,058.67
  6. Step 6: Final answer
    x = 14,351.38

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1.5x scale

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.