Home / 14,976.45-22,464.88-5,115.51

Finding the Fourth Proportional to 14,976.45, 22,464.88 and 5,115.51

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Solution

The fourth proportional to 14,976.45, 22,464.88 and 5,115.51 is: 7,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.45 : 22,464.88 = 5,115.51 : x
  2. Step 2: Convert to fraction form
    14,976.45/22,464.88 = 5,115.51/x
  3. Step 3: Cross multiply
    14,976.45x = 22,464.88 × 5,115.51
  4. Step 4: Simplify right side
    14,976.45x = 114,919,305.50
  5. Step 5: Solve for x
    x = 114,919,305.50/14,976.45
  6. Step 6: Final answer
    x = 7,673.33

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1.5x scale

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.