Home / 31,902.04-47,837.16-18,579.52

Finding the Fourth Proportional to 31,902.04, 47,837.16 and 18,579.52

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Solution

The fourth proportional to 31,902.04, 47,837.16 and 18,579.52 is: 27,860.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,902.04 : 47,837.16 = 18,579.52 : x
  2. Step 2: Convert to fraction form
    31,902.04/47,837.16 = 18,579.52/x
  3. Step 3: Cross multiply
    31,902.04x = 47,837.16 × 18,579.52
  4. Step 4: Simplify right side
    31,902.04x = 888,791,470.96
  5. Step 5: Solve for x
    x = 888,791,470.96/31,902.04
  6. Step 6: Final answer
    x = 27,860.02

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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.