Home / 10,330.72-14,268-8,001.04

Finding the Fourth Proportional to 10,330.72, 14,268 and 8,001.04

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Solution

The fourth proportional to 10,330.72, 14,268 and 8,001.04 is: 11,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.72 : 14,268 = 8,001.04 : x
  2. Step 2: Convert to fraction form
    10,330.72/14,268 = 8,001.04/x
  3. Step 3: Cross multiply
    10,330.72x = 14,268 × 8,001.04
  4. Step 4: Simplify right side
    10,330.72x = 114,158,838.72
  5. Step 5: Solve for x
    x = 114,158,838.72/10,330.72
  6. Step 6: Final answer
    x = 11,050.42

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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.