Home / 14,789.72-22,184.13-4,928.75

Finding the Fourth Proportional to 14,789.72, 22,184.13 and 4,928.75

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Solution

The fourth proportional to 14,789.72, 22,184.13 and 4,928.75 is: 7,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789.72 : 22,184.13 = 4,928.75 : x
  2. Step 2: Convert to fraction form
    14,789.72/22,184.13 = 4,928.75/x
  3. Step 3: Cross multiply
    14,789.72x = 22,184.13 × 4,928.75
  4. Step 4: Simplify right side
    14,789.72x = 109,339,919.82
  5. Step 5: Solve for x
    x = 109,339,919.82/14,789.72
  6. Step 6: Final answer
    x = 7,392.97

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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.