Home / 22,202.52-30,645.07-14,258.60

Finding the Fourth Proportional to 22,202.52, 30,645.07 and 14,258.60

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Solution

The fourth proportional to 22,202.52, 30,645.07 and 14,258.60 is: 19,680.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,202.52 : 30,645.07 = 14,258.60 : x
  2. Step 2: Convert to fraction form
    22,202.52/30,645.07 = 14,258.60/x
  3. Step 3: Cross multiply
    22,202.52x = 30,645.07 × 14,258.60
  4. Step 4: Simplify right side
    22,202.52x = 436,955,721.15
  5. Step 5: Solve for x
    x = 436,955,721.15/22,202.52
  6. Step 6: Final answer
    x = 19,680.45

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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.