Home / 14,778.35-22,167.72-4,917.63

Finding the Fourth Proportional to 14,778.35, 22,167.72 and 4,917.63

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Solution

The fourth proportional to 14,778.35, 22,167.72 and 4,917.63 is: 7,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.35 : 22,167.72 = 4,917.63 : x
  2. Step 2: Convert to fraction form
    14,778.35/22,167.72 = 4,917.63/x
  3. Step 3: Cross multiply
    14,778.35x = 22,167.72 × 4,917.63
  4. Step 4: Simplify right side
    14,778.35x = 109,012,644.90
  5. Step 5: Solve for x
    x = 109,012,644.90/14,778.35
  6. Step 6: Final answer
    x = 7,376.51

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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.