Home / 32,731.93-49,062.96-18,661.66

Finding the Fourth Proportional to 32,731.93, 49,062.96 and 18,661.66

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Solution

The fourth proportional to 32,731.93, 49,062.96 and 18,661.66 is: 27,972.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.93 : 49,062.96 = 18,661.66 : x
  2. Step 2: Convert to fraction form
    32,731.93/49,062.96 = 18,661.66/x
  3. Step 3: Cross multiply
    32,731.93x = 49,062.96 × 18,661.66
  4. Step 4: Simplify right side
    32,731.93x = 915,596,278.11
  5. Step 5: Solve for x
    x = 915,596,278.11/32,731.93
  6. Step 6: Final answer
    x = 27,972.57

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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.