Home / 11,575.65-17,345.24-8,949.57

Finding the Fourth Proportional to 11,575.65, 17,345.24 and 8,949.57

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Solution

The fourth proportional to 11,575.65, 17,345.24 and 8,949.57 is: 13,410.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.65 : 17,345.24 = 8,949.57 : x
  2. Step 2: Convert to fraction form
    11,575.65/17,345.24 = 8,949.57/x
  3. Step 3: Cross multiply
    11,575.65x = 17,345.24 × 8,949.57
  4. Step 4: Simplify right side
    11,575.65x = 155,232,439.55
  5. Step 5: Solve for x
    x = 155,232,439.55/11,575.65
  6. Step 6: Final answer
    x = 13,410.26

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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.