Home / 14,664.11-20,236.73-8,376.53

Finding the Fourth Proportional to 14,664.11, 20,236.73 and 8,376.53

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Solution

The fourth proportional to 14,664.11, 20,236.73 and 8,376.53 is: 11,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.11 : 20,236.73 = 8,376.53 : x
  2. Step 2: Convert to fraction form
    14,664.11/20,236.73 = 8,376.53/x
  3. Step 3: Cross multiply
    14,664.11x = 20,236.73 × 8,376.53
  4. Step 4: Simplify right side
    14,664.11x = 169,513,534.06
  5. Step 5: Solve for x
    x = 169,513,534.06/14,664.11
  6. Step 6: Final answer
    x = 11,559.76

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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.