Home / 14,794.06-20,415.48-8,079.36

Finding the Fourth Proportional to 14,794.06, 20,415.48 and 8,079.36

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Solution

The fourth proportional to 14,794.06, 20,415.48 and 8,079.36 is: 11,149.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,794.06 : 20,415.48 = 8,079.36 : x
  2. Step 2: Convert to fraction form
    14,794.06/20,415.48 = 8,079.36/x
  3. Step 3: Cross multiply
    14,794.06x = 20,415.48 × 8,079.36
  4. Step 4: Simplify right side
    14,794.06x = 164,944,012.49
  5. Step 5: Solve for x
    x = 164,944,012.49/14,794.06
  6. Step 6: Final answer
    x = 11,149.34

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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.