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Finding the Fourth Proportional to 48,771.76, 67,305.02 and 26,415.76

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Solution

The fourth proportional to 48,771.76, 67,305.02 and 26,415.76 is: 36,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,771.76 : 67,305.02 = 26,415.76 : x
  2. Step 2: Convert to fraction form
    48,771.76/67,305.02 = 26,415.76/x
  3. Step 3: Cross multiply
    48,771.76x = 67,305.02 × 26,415.76
  4. Step 4: Simplify right side
    48,771.76x = 1,777,913,255.12
  5. Step 5: Solve for x
    x = 1,777,913,255.12/48,771.76
  6. Step 6: Final answer
    x = 36,453.74

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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.