Home / 48,137.04-66,402.44-27,991.70

Finding the Fourth Proportional to 48,137.04, 66,402.44 and 27,991.70

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Solution

The fourth proportional to 48,137.04, 66,402.44 and 27,991.70 is: 38,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,137.04 : 66,402.44 = 27,991.70 : x
  2. Step 2: Convert to fraction form
    48,137.04/66,402.44 = 27,991.70/x
  3. Step 3: Cross multiply
    48,137.04x = 66,402.44 × 27,991.70
  4. Step 4: Simplify right side
    48,137.04x = 1,858,717,179.75
  5. Step 5: Solve for x
    x = 1,858,717,179.75/48,137.04
  6. Step 6: Final answer
    x = 38,613.03

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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.