Home / 16,128.79-24,183.77-6,256.53

Finding the Fourth Proportional to 16,128.79, 24,183.77 and 6,256.53

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Solution

The fourth proportional to 16,128.79, 24,183.77 and 6,256.53 is: 9,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128.79 : 24,183.77 = 6,256.53 : x
  2. Step 2: Convert to fraction form
    16,128.79/24,183.77 = 6,256.53/x
  3. Step 3: Cross multiply
    16,128.79x = 24,183.77 × 6,256.53
  4. Step 4: Simplify right side
    16,128.79x = 151,306,451.24
  5. Step 5: Solve for x
    x = 151,306,451.24/16,128.79
  6. Step 6: Final answer
    x = 9,381.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.