Home / 15,044.76-20,764.22-14,380.36

Finding the Fourth Proportional to 15,044.76, 20,764.22 and 14,380.36

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Solution

The fourth proportional to 15,044.76, 20,764.22 and 14,380.36 is: 19,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044.76 : 20,764.22 = 14,380.36 : x
  2. Step 2: Convert to fraction form
    15,044.76/20,764.22 = 14,380.36/x
  3. Step 3: Cross multiply
    15,044.76x = 20,764.22 × 14,380.36
  4. Step 4: Simplify right side
    15,044.76x = 298,596,834.91
  5. Step 5: Solve for x
    x = 298,596,834.91/15,044.76
  6. Step 6: Final answer
    x = 19,847.23

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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.