Home / 32,731.75-45,175.08-18,593.20

Finding the Fourth Proportional to 32,731.75, 45,175.08 and 18,593.20

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Solution

The fourth proportional to 32,731.75, 45,175.08 and 18,593.20 is: 25,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.75 : 45,175.08 = 18,593.20 : x
  2. Step 2: Convert to fraction form
    32,731.75/45,175.08 = 18,593.20/x
  3. Step 3: Cross multiply
    32,731.75x = 45,175.08 × 18,593.20
  4. Step 4: Simplify right side
    32,731.75x = 839,949,297.46
  5. Step 5: Solve for x
    x = 839,949,297.46/32,731.75
  6. Step 6: Final answer
    x = 25,661.61

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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.