Home / 48,173.05-66,469.88-28,022.58

Finding the Fourth Proportional to 48,173.05, 66,469.88 and 28,022.58

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Solution

The fourth proportional to 48,173.05, 66,469.88 and 28,022.58 is: 38,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,173.05 : 66,469.88 = 28,022.58 : x
  2. Step 2: Convert to fraction form
    48,173.05/66,469.88 = 28,022.58/x
  3. Step 3: Cross multiply
    48,173.05x = 66,469.88 × 28,022.58
  4. Step 4: Simplify right side
    48,173.05x = 1,862,657,529.89
  5. Step 5: Solve for x
    x = 1,862,657,529.89/48,173.05
  6. Step 6: Final answer
    x = 38,665.97

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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.