Home / 48,258.43-72,402.60-21,626.86

Finding the Fourth Proportional to 48,258.43, 72,402.60 and 21,626.86

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Solution

The fourth proportional to 48,258.43, 72,402.60 and 21,626.86 is: 32,446.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,258.43 : 72,402.60 = 21,626.86 : x
  2. Step 2: Convert to fraction form
    48,258.43/72,402.60 = 21,626.86/x
  3. Step 3: Cross multiply
    48,258.43x = 72,402.60 × 21,626.86
  4. Step 4: Simplify right side
    48,258.43x = 1,565,840,893.84
  5. Step 5: Solve for x
    x = 1,565,840,893.84/48,258.43
  6. Step 6: Final answer
    x = 32,446.99

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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.