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Finding the Fourth Proportional to 48,630.38, 67,109.92 and 26,274.38

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Solution

The fourth proportional to 48,630.38, 67,109.92 and 26,274.38 is: 36,258.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,630.38 : 67,109.92 = 26,274.38 : x
  2. Step 2: Convert to fraction form
    48,630.38/67,109.92 = 26,274.38/x
  3. Step 3: Cross multiply
    48,630.38x = 67,109.92 × 26,274.38
  4. Step 4: Simplify right side
    48,630.38x = 1,763,271,138.61
  5. Step 5: Solve for x
    x = 1,763,271,138.61/48,630.38
  6. Step 6: Final answer
    x = 36,258.64

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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.