Home / 31,575.47-47,338.04-18,233.32

Finding the Fourth Proportional to 31,575.47, 47,338.04 and 18,233.32

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Solution

The fourth proportional to 31,575.47, 47,338.04 and 18,233.32 is: 27,335.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,575.47 : 47,338.04 = 18,233.32 : x
  2. Step 2: Convert to fraction form
    31,575.47/47,338.04 = 18,233.32/x
  3. Step 3: Cross multiply
    31,575.47x = 47,338.04 × 18,233.32
  4. Step 4: Simplify right side
    31,575.47x = 863,129,441.37
  5. Step 5: Solve for x
    x = 863,129,441.37/31,575.47
  6. Step 6: Final answer
    x = 27,335.44

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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.