Home / 14,350.65-21,519.90-4,487.28

Finding the Fourth Proportional to 14,350.65, 21,519.90 and 4,487.28

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Solution

The fourth proportional to 14,350.65, 21,519.90 and 4,487.28 is: 6,729.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.65 : 21,519.90 = 4,487.28 : x
  2. Step 2: Convert to fraction form
    14,350.65/21,519.90 = 4,487.28/x
  3. Step 3: Cross multiply
    14,350.65x = 21,519.90 × 4,487.28
  4. Step 4: Simplify right side
    14,350.65x = 96,565,816.87
  5. Step 5: Solve for x
    x = 96,565,816.87/14,350.65
  6. Step 6: Final answer
    x = 6,729.02

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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.