Home / 10,517.06-15,769.64-9,623.36

Finding the Fourth Proportional to 10,517.06, 15,769.64 and 9,623.36

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Solution

The fourth proportional to 10,517.06, 15,769.64 and 9,623.36 is: 14,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517.06 : 15,769.64 = 9,623.36 : x
  2. Step 2: Convert to fraction form
    10,517.06/15,769.64 = 9,623.36/x
  3. Step 3: Cross multiply
    10,517.06x = 15,769.64 × 9,623.36
  4. Step 4: Simplify right side
    10,517.06x = 151,756,922.79
  5. Step 5: Solve for x
    x = 151,756,922.79/10,517.06
  6. Step 6: Final answer
    x = 14,429.60

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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.