Home / 45,516.57-68,305.59-15,934.65

Finding the Fourth Proportional to 45,516.57, 68,305.59 and 15,934.65

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Solution

The fourth proportional to 45,516.57, 68,305.59 and 15,934.65 is: 23,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,516.57 : 68,305.59 = 15,934.65 : x
  2. Step 2: Convert to fraction form
    45,516.57/68,305.59 = 15,934.65/x
  3. Step 3: Cross multiply
    45,516.57x = 68,305.59 × 15,934.65
  4. Step 4: Simplify right side
    45,516.57x = 1,088,425,669.69
  5. Step 5: Solve for x
    x = 1,088,425,669.69/45,516.57
  6. Step 6: Final answer
    x = 23,912.73

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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.