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Finding the Fourth Proportional to 48,673.80, 67,165.76 and 27,458.28

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Solution

The fourth proportional to 48,673.80, 67,165.76 and 27,458.28 is: 37,890.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,673.80 : 67,165.76 = 27,458.28 : x
  2. Step 2: Convert to fraction form
    48,673.80/67,165.76 = 27,458.28/x
  3. Step 3: Cross multiply
    48,673.80x = 67,165.76 × 27,458.28
  4. Step 4: Simplify right side
    48,673.80x = 1,844,256,244.49
  5. Step 5: Solve for x
    x = 1,844,256,244.49/48,673.80
  6. Step 6: Final answer
    x = 37,890.12

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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.