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Finding the Fourth Proportional to 15,058.66, 22,575.25 and 9,499.78

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Solution

The fourth proportional to 15,058.66, 22,575.25 and 9,499.78 is: 14,241.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,058.66 : 22,575.25 = 9,499.78 : x
  2. Step 2: Convert to fraction form
    15,058.66/22,575.25 = 9,499.78/x
  3. Step 3: Cross multiply
    15,058.66x = 22,575.25 × 9,499.78
  4. Step 4: Simplify right side
    15,058.66x = 214,459,748.07
  5. Step 5: Solve for x
    x = 214,459,748.07/15,058.66
  6. Step 6: Final answer
    x = 14,241.63

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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.