Home / 31,848.37-47,791.76-11,086.45

Finding the Fourth Proportional to 31,848.37, 47,791.76 and 11,086.45

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Solution

The fourth proportional to 31,848.37, 47,791.76 and 11,086.45 is: 16,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.37 : 47,791.76 = 11,086.45 : x
  2. Step 2: Convert to fraction form
    31,848.37/47,791.76 = 11,086.45/x
  3. Step 3: Cross multiply
    31,848.37x = 47,791.76 × 11,086.45
  4. Step 4: Simplify right side
    31,848.37x = 529,840,902.22
  5. Step 5: Solve for x
    x = 529,840,902.22/31,848.37
  6. Step 6: Final answer
    x = 16,636.36

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1.5x scale

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.