Home / 22,813.60-31,481.26-17,439.65

Finding the Fourth Proportional to 22,813.60, 31,481.26 and 17,439.65

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Solution

The fourth proportional to 22,813.60, 31,481.26 and 17,439.65 is: 24,065.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,813.60 : 31,481.26 = 17,439.65 : x
  2. Step 2: Convert to fraction form
    22,813.60/31,481.26 = 17,439.65/x
  3. Step 3: Cross multiply
    22,813.60x = 31,481.26 × 17,439.65
  4. Step 4: Simplify right side
    22,813.60x = 549,022,250.09
  5. Step 5: Solve for x
    x = 549,022,250.09/22,813.60
  6. Step 6: Final answer
    x = 24,065.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.