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Finding the Fourth Proportional to 33,258.60, 49,888.80 and 8,298.48

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Solution

The fourth proportional to 33,258.60, 49,888.80 and 8,298.48 is: 12,447.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,258.60 : 49,888.80 = 8,298.48 : x
  2. Step 2: Convert to fraction form
    33,258.60/49,888.80 = 8,298.48/x
  3. Step 3: Cross multiply
    33,258.60x = 49,888.80 × 8,298.48
  4. Step 4: Simplify right side
    33,258.60x = 414,001,209.02
  5. Step 5: Solve for x
    x = 414,001,209.02/33,258.60
  6. Step 6: Final answer
    x = 12,447.94

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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.