Home / 14,487.93-21,729.33-4,097.25

Finding the Fourth Proportional to 14,487.93, 21,729.33 and 4,097.25

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Solution

The fourth proportional to 14,487.93, 21,729.33 and 4,097.25 is: 6,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.93 : 21,729.33 = 4,097.25 : x
  2. Step 2: Convert to fraction form
    14,487.93/21,729.33 = 4,097.25/x
  3. Step 3: Cross multiply
    14,487.93x = 21,729.33 × 4,097.25
  4. Step 4: Simplify right side
    14,487.93x = 89,030,497.34
  5. Step 5: Solve for x
    x = 89,030,497.34/14,487.93
  6. Step 6: Final answer
    x = 6,145.15

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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.