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Finding the Fourth Proportional to 14,409.53, 21,616.54 and 6,089.58

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Solution

The fourth proportional to 14,409.53, 21,616.54 and 6,089.58 is: 9,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.53 : 21,616.54 = 6,089.58 : x
  2. Step 2: Convert to fraction form
    14,409.53/21,616.54 = 6,089.58/x
  3. Step 3: Cross multiply
    14,409.53x = 21,616.54 × 6,089.58
  4. Step 4: Simplify right side
    14,409.53x = 131,635,649.65
  5. Step 5: Solve for x
    x = 131,635,649.65/14,409.53
  6. Step 6: Final answer
    x = 9,135.32

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1.5x scale

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.