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Finding the Fourth Proportional to 14,027.93, 21,041.07 and 5,262.11

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Solution

The fourth proportional to 14,027.93, 21,041.07 and 5,262.11 is: 7,892.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.93 : 21,041.07 = 5,262.11 : x
  2. Step 2: Convert to fraction form
    14,027.93/21,041.07 = 5,262.11/x
  3. Step 3: Cross multiply
    14,027.93x = 21,041.07 × 5,262.11
  4. Step 4: Simplify right side
    14,027.93x = 110,720,424.86
  5. Step 5: Solve for x
    x = 110,720,424.86/14,027.93
  6. Step 6: Final answer
    x = 7,892.86

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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.