Home / 10,268.24-15,405.93-7,459.70

Finding the Fourth Proportional to 10,268.24, 15,405.93 and 7,459.70

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Solution

The fourth proportional to 10,268.24, 15,405.93 and 7,459.70 is: 11,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.24 : 15,405.93 = 7,459.70 : x
  2. Step 2: Convert to fraction form
    10,268.24/15,405.93 = 7,459.70/x
  3. Step 3: Cross multiply
    10,268.24x = 15,405.93 × 7,459.70
  4. Step 4: Simplify right side
    10,268.24x = 114,923,538.99
  5. Step 5: Solve for x
    x = 114,923,538.99/10,268.24
  6. Step 6: Final answer
    x = 11,192.14

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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.