Home / 38,253.30-52,788.15-21,258.60

Finding the Fourth Proportional to 38,253.30, 52,788.15 and 21,258.60

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Solution

The fourth proportional to 38,253.30, 52,788.15 and 21,258.60 is: 29,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,253.30 : 52,788.15 = 21,258.60 : x
  2. Step 2: Convert to fraction form
    38,253.30/52,788.15 = 21,258.60/x
  3. Step 3: Cross multiply
    38,253.30x = 52,788.15 × 21,258.60
  4. Step 4: Simplify right side
    38,253.30x = 1,122,202,165.59
  5. Step 5: Solve for x
    x = 1,122,202,165.59/38,253.30
  6. Step 6: Final answer
    x = 29,336.09

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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.