Home / 32,912.92-49,324.63-13,921.76

Finding the Fourth Proportional to 32,912.92, 49,324.63 and 13,921.76

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Solution

The fourth proportional to 32,912.92, 49,324.63 and 13,921.76 is: 20,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.92 : 49,324.63 = 13,921.76 : x
  2. Step 2: Convert to fraction form
    32,912.92/49,324.63 = 13,921.76/x
  3. Step 3: Cross multiply
    32,912.92x = 49,324.63 × 13,921.76
  4. Step 4: Simplify right side
    32,912.92x = 686,685,344.72
  5. Step 5: Solve for x
    x = 686,685,344.72/32,912.92
  6. Step 6: Final answer
    x = 20,863.70

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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.