Home / 16,039.01-22,131.20-14,748.68

Finding the Fourth Proportional to 16,039.01, 22,131.20 and 14,748.68

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Solution

The fourth proportional to 16,039.01, 22,131.20 and 14,748.68 is: 20,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.01 : 22,131.20 = 14,748.68 : x
  2. Step 2: Convert to fraction form
    16,039.01/22,131.20 = 14,748.68/x
  3. Step 3: Cross multiply
    16,039.01x = 22,131.20 × 14,748.68
  4. Step 4: Simplify right side
    16,039.01x = 326,405,913.03
  5. Step 5: Solve for x
    x = 326,405,913.03/16,039.01
  6. Step 6: Final answer
    x = 20,350.76

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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.