Home / 38,258.46-52,799.85-21,264.30

Finding the Fourth Proportional to 38,258.46, 52,799.85 and 21,264.30

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Solution

The fourth proportional to 38,258.46, 52,799.85 and 21,264.30 is: 29,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258.46 : 52,799.85 = 21,264.30 : x
  2. Step 2: Convert to fraction form
    38,258.46/52,799.85 = 21,264.30/x
  3. Step 3: Cross multiply
    38,258.46x = 52,799.85 × 21,264.30
  4. Step 4: Simplify right side
    38,258.46x = 1,122,751,850.36
  5. Step 5: Solve for x
    x = 1,122,751,850.36/38,258.46
  6. Step 6: Final answer
    x = 29,346.50

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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.