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Finding the Fourth Proportional to 36,014.65, 54,021.98 and 9,719.35

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Solution

The fourth proportional to 36,014.65, 54,021.98 and 9,719.35 is: 14,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,014.65 : 54,021.98 = 9,719.35 : x
  2. Step 2: Convert to fraction form
    36,014.65/54,021.98 = 9,719.35/x
  3. Step 3: Cross multiply
    36,014.65x = 54,021.98 × 9,719.35
  4. Step 4: Simplify right side
    36,014.65x = 525,058,531.31
  5. Step 5: Solve for x
    x = 525,058,531.31/36,014.65
  6. Step 6: Final answer
    x = 14,579.03

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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.