Home / 23,022.72-34,534.10-9,181.44

Finding the Fourth Proportional to 23,022.72, 34,534.10 and 9,181.44

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Solution

The fourth proportional to 23,022.72, 34,534.10 and 9,181.44 is: 13,772.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,022.72 : 34,534.10 = 9,181.44 : x
  2. Step 2: Convert to fraction form
    23,022.72/34,534.10 = 9,181.44/x
  3. Step 3: Cross multiply
    23,022.72x = 34,534.10 × 9,181.44
  4. Step 4: Simplify right side
    23,022.72x = 317,072,767.10
  5. Step 5: Solve for x
    x = 317,072,767.10/23,022.72
  6. Step 6: Final answer
    x = 13,772.17

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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.