Home / 14,650.53-20,217.97-8,275.83

Finding the Fourth Proportional to 14,650.53, 20,217.97 and 8,275.83

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Solution

The fourth proportional to 14,650.53, 20,217.97 and 8,275.83 is: 11,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.53 : 20,217.97 = 8,275.83 : x
  2. Step 2: Convert to fraction form
    14,650.53/20,217.97 = 8,275.83/x
  3. Step 3: Cross multiply
    14,650.53x = 20,217.97 × 8,275.83
  4. Step 4: Simplify right side
    14,650.53x = 167,320,482.67
  5. Step 5: Solve for x
    x = 167,320,482.67/14,650.53
  6. Step 6: Final answer
    x = 11,420.78

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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.