Home / 16,656.66-24,976.50-5,559.36

Finding the Fourth Proportional to 16,656.66, 24,976.50 and 5,559.36

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Solution

The fourth proportional to 16,656.66, 24,976.50 and 5,559.36 is: 8,336.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656.66 : 24,976.50 = 5,559.36 : x
  2. Step 2: Convert to fraction form
    16,656.66/24,976.50 = 5,559.36/x
  3. Step 3: Cross multiply
    16,656.66x = 24,976.50 × 5,559.36
  4. Step 4: Simplify right side
    16,656.66x = 138,853,355.04
  5. Step 5: Solve for x
    x = 138,853,355.04/16,656.66
  6. Step 6: Final answer
    x = 8,336.21

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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.