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Finding the Fourth Proportional to 48,841, 67,400.58 and 26,485

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Solution

The fourth proportional to 48,841, 67,400.58 and 26,485 is: 36,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,841 : 67,400.58 = 26,485 : x
  2. Step 2: Convert to fraction form
    48,841/67,400.58 = 26,485/x
  3. Step 3: Cross multiply
    48,841x = 67,400.58 × 26,485
  4. Step 4: Simplify right side
    48,841x = 1,785,104,361.30
  5. Step 5: Solve for x
    x = 1,785,104,361.30/48,841
  6. Step 6: Final answer
    x = 36,549.30

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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.