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Finding the Fourth Proportional to 14,581.01, 20,116.53 and 9,548.10

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Solution

The fourth proportional to 14,581.01, 20,116.53 and 9,548.10 is: 13,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.01 : 20,116.53 = 9,548.10 : x
  2. Step 2: Convert to fraction form
    14,581.01/20,116.53 = 9,548.10/x
  3. Step 3: Cross multiply
    14,581.01x = 20,116.53 × 9,548.10
  4. Step 4: Simplify right side
    14,581.01x = 192,074,640.09
  5. Step 5: Solve for x
    x = 192,074,640.09/14,581.01
  6. Step 6: Final answer
    x = 13,172.93

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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.