Home / 9,936.10-14,916.30-9,863.20

Finding the Fourth Proportional to 9,936.10, 14,916.30 and 9,863.20

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Solution

The fourth proportional to 9,936.10, 14,916.30 and 9,863.20 is: 14,806.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.10 : 14,916.30 = 9,863.20 : x
  2. Step 2: Convert to fraction form
    9,936.10/14,916.30 = 9,863.20/x
  3. Step 3: Cross multiply
    9,936.10x = 14,916.30 × 9,863.20
  4. Step 4: Simplify right side
    9,936.10x = 147,122,450.16
  5. Step 5: Solve for x
    x = 147,122,450.16/9,936.10
  6. Step 6: Final answer
    x = 14,806.86

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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.