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Finding the Fourth Proportional to 14,389.96, 21,575.94 and 6,065.68

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Solution

The fourth proportional to 14,389.96, 21,575.94 and 6,065.68 is: 9,094.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.96 : 21,575.94 = 6,065.68 : x
  2. Step 2: Convert to fraction form
    14,389.96/21,575.94 = 6,065.68/x
  3. Step 3: Cross multiply
    14,389.96x = 21,575.94 × 6,065.68
  4. Step 4: Simplify right side
    14,389.96x = 130,872,747.74
  5. Step 5: Solve for x
    x = 130,872,747.74/14,389.96
  6. Step 6: Final answer
    x = 9,094.73

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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.