Home / 22,172.19-33,258.47-15,627.75

Finding the Fourth Proportional to 22,172.19, 33,258.47 and 15,627.75

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Solution

The fourth proportional to 22,172.19, 33,258.47 and 15,627.75 is: 23,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.19 : 33,258.47 = 15,627.75 : x
  2. Step 2: Convert to fraction form
    22,172.19/33,258.47 = 15,627.75/x
  3. Step 3: Cross multiply
    22,172.19x = 33,258.47 × 15,627.75
  4. Step 4: Simplify right side
    22,172.19x = 519,754,976.40
  5. Step 5: Solve for x
    x = 519,754,976.40/22,172.19
  6. Step 6: Final answer
    x = 23,441.75

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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.