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Finding the Fourth Proportional to 48,361.66, 72,498.72 and 17,189.62

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Solution

The fourth proportional to 48,361.66, 72,498.72 and 17,189.62 is: 25,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,361.66 : 72,498.72 = 17,189.62 : x
  2. Step 2: Convert to fraction form
    48,361.66/72,498.72 = 17,189.62/x
  3. Step 3: Cross multiply
    48,361.66x = 72,498.72 × 17,189.62
  4. Step 4: Simplify right side
    48,361.66x = 1,246,225,447.29
  5. Step 5: Solve for x
    x = 1,246,225,447.29/48,361.66
  6. Step 6: Final answer
    x = 25,768.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.