Home / 14,377.20-19,838.92-8,089.44

Finding the Fourth Proportional to 14,377.20, 19,838.92 and 8,089.44

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Solution

The fourth proportional to 14,377.20, 19,838.92 and 8,089.44 is: 11,162.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.20 : 19,838.92 = 8,089.44 : x
  2. Step 2: Convert to fraction form
    14,377.20/19,838.92 = 8,089.44/x
  3. Step 3: Cross multiply
    14,377.20x = 19,838.92 × 8,089.44
  4. Step 4: Simplify right side
    14,377.20x = 160,485,753.00
  5. Step 5: Solve for x
    x = 160,485,753.00/14,377.20
  6. Step 6: Final answer
    x = 11,162.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.