Home / 14,489.54-21,753.74-8,577.35

Finding the Fourth Proportional to 14,489.54, 21,753.74 and 8,577.35

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Solution

The fourth proportional to 14,489.54, 21,753.74 and 8,577.35 is: 12,877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.54 : 21,753.74 = 8,577.35 : x
  2. Step 2: Convert to fraction form
    14,489.54/21,753.74 = 8,577.35/x
  3. Step 3: Cross multiply
    14,489.54x = 21,753.74 × 8,577.35
  4. Step 4: Simplify right side
    14,489.54x = 186,589,354.46
  5. Step 5: Solve for x
    x = 186,589,354.46/14,489.54
  6. Step 6: Final answer
    x = 12,877.53

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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.