Home / 14,905.94-22,358.90-3,812.65

Finding the Fourth Proportional to 14,905.94, 22,358.90 and 3,812.65

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Solution

The fourth proportional to 14,905.94, 22,358.90 and 3,812.65 is: 5,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.94 : 22,358.90 = 3,812.65 : x
  2. Step 2: Convert to fraction form
    14,905.94/22,358.90 = 3,812.65/x
  3. Step 3: Cross multiply
    14,905.94x = 22,358.90 × 3,812.65
  4. Step 4: Simplify right side
    14,905.94x = 85,246,613.72
  5. Step 5: Solve for x
    x = 85,246,613.72/14,905.94
  6. Step 6: Final answer
    x = 5,718.97

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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.