Home / 16,516.56-24,721.32-12,133.04

Finding the Fourth Proportional to 16,516.56, 24,721.32 and 12,133.04

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Solution

The fourth proportional to 16,516.56, 24,721.32 and 12,133.04 is: 18,160.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.56 : 24,721.32 = 12,133.04 : x
  2. Step 2: Convert to fraction form
    16,516.56/24,721.32 = 12,133.04/x
  3. Step 3: Cross multiply
    16,516.56x = 24,721.32 × 12,133.04
  4. Step 4: Simplify right side
    16,516.56x = 299,944,764.41
  5. Step 5: Solve for x
    x = 299,944,764.41/16,516.56
  6. Step 6: Final answer
    x = 18,160.24

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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.