Home / 11,409.56-15,727.33-10,493.07

Finding the Fourth Proportional to 11,409.56, 15,727.33 and 10,493.07

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Solution

The fourth proportional to 11,409.56, 15,727.33 and 10,493.07 is: 14,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,409.56 : 15,727.33 = 10,493.07 : x
  2. Step 2: Convert to fraction form
    11,409.56/15,727.33 = 10,493.07/x
  3. Step 3: Cross multiply
    11,409.56x = 15,727.33 × 10,493.07
  4. Step 4: Simplify right side
    11,409.56x = 165,027,948.37
  5. Step 5: Solve for x
    x = 165,027,948.37/11,409.56
  6. Step 6: Final answer
    x = 14,464.01

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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.