Home / 16,529.87-24,789.54-5,434.01

Finding the Fourth Proportional to 16,529.87, 24,789.54 and 5,434.01

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Solution

The fourth proportional to 16,529.87, 24,789.54 and 5,434.01 is: 8,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,529.87 : 24,789.54 = 5,434.01 : x
  2. Step 2: Convert to fraction form
    16,529.87/24,789.54 = 5,434.01/x
  3. Step 3: Cross multiply
    16,529.87x = 24,789.54 × 5,434.01
  4. Step 4: Simplify right side
    16,529.87x = 134,706,608.26
  5. Step 5: Solve for x
    x = 134,706,608.26/16,529.87
  6. Step 6: Final answer
    x = 8,149.28

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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.