Home / 14,523.05-21,784.56-4,134.80

Finding the Fourth Proportional to 14,523.05, 21,784.56 and 4,134.80

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Solution

The fourth proportional to 14,523.05, 21,784.56 and 4,134.80 is: 6,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.05 : 21,784.56 = 4,134.80 : x
  2. Step 2: Convert to fraction form
    14,523.05/21,784.56 = 4,134.80/x
  3. Step 3: Cross multiply
    14,523.05x = 21,784.56 × 4,134.80
  4. Step 4: Simplify right side
    14,523.05x = 90,074,689.77
  5. Step 5: Solve for x
    x = 90,074,689.77/14,523.05
  6. Step 6: Final answer
    x = 6,202.19

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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.