Home / 11,506.20-17,175.32-9,873.24

Finding the Fourth Proportional to 11,506.20, 17,175.32 and 9,873.24

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Solution

The fourth proportional to 11,506.20, 17,175.32 and 9,873.24 is: 14,737.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.20 : 17,175.32 = 9,873.24 : x
  2. Step 2: Convert to fraction form
    11,506.20/17,175.32 = 9,873.24/x
  3. Step 3: Cross multiply
    11,506.20x = 17,175.32 × 9,873.24
  4. Step 4: Simplify right side
    11,506.20x = 169,576,007.07
  5. Step 5: Solve for x
    x = 169,576,007.07/11,506.20
  6. Step 6: Final answer
    x = 14,737.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.