Home / 15,297.86-22,947.46-4,205.64

Finding the Fourth Proportional to 15,297.86, 22,947.46 and 4,205.64

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Solution

The fourth proportional to 15,297.86, 22,947.46 and 4,205.64 is: 6,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,297.86 : 22,947.46 = 4,205.64 : x
  2. Step 2: Convert to fraction form
    15,297.86/22,947.46 = 4,205.64/x
  3. Step 3: Cross multiply
    15,297.86x = 22,947.46 × 4,205.64
  4. Step 4: Simplify right side
    15,297.86x = 96,508,755.67
  5. Step 5: Solve for x
    x = 96,508,755.67/15,297.86
  6. Step 6: Final answer
    x = 6,308.64

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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.