Home / 23,890.46-35,863.38-12,818.81

Finding the Fourth Proportional to 23,890.46, 35,863.38 and 12,818.81

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Solution

The fourth proportional to 23,890.46, 35,863.38 and 12,818.81 is: 19,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,890.46 : 35,863.38 = 12,818.81 : x
  2. Step 2: Convert to fraction form
    23,890.46/35,863.38 = 12,818.81/x
  3. Step 3: Cross multiply
    23,890.46x = 35,863.38 × 12,818.81
  4. Step 4: Simplify right side
    23,890.46x = 459,725,854.18
  5. Step 5: Solve for x
    x = 459,725,854.18/23,890.46
  6. Step 6: Final answer
    x = 19,243.07

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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.