Home / 32,727.04-45,161.76-18,578

Finding the Fourth Proportional to 32,727.04, 45,161.76 and 18,578

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Solution

The fourth proportional to 32,727.04, 45,161.76 and 18,578 is: 25,636.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,727.04 : 45,161.76 = 18,578 : x
  2. Step 2: Convert to fraction form
    32,727.04/45,161.76 = 18,578/x
  3. Step 3: Cross multiply
    32,727.04x = 45,161.76 × 18,578
  4. Step 4: Simplify right side
    32,727.04x = 839,015,177.28
  5. Step 5: Solve for x
    x = 839,015,177.28/32,727.04
  6. Step 6: Final answer
    x = 25,636.76

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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.