Home / 22,479.26-33,718.90-7,688.32

Finding the Fourth Proportional to 22,479.26, 33,718.90 and 7,688.32

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Solution

The fourth proportional to 22,479.26, 33,718.90 and 7,688.32 is: 11,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.26 : 33,718.90 = 7,688.32 : x
  2. Step 2: Convert to fraction form
    22,479.26/33,718.90 = 7,688.32/x
  3. Step 3: Cross multiply
    22,479.26x = 33,718.90 × 7,688.32
  4. Step 4: Simplify right side
    22,479.26x = 259,241,693.25
  5. Step 5: Solve for x
    x = 259,241,693.25/22,479.26
  6. Step 6: Final answer
    x = 11,532.48

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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.