Home / 31,597.44-47,383.04-11,865.76

Finding the Fourth Proportional to 31,597.44, 47,383.04 and 11,865.76

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Solution

The fourth proportional to 31,597.44, 47,383.04 and 11,865.76 is: 17,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,597.44 : 47,383.04 = 11,865.76 : x
  2. Step 2: Convert to fraction form
    31,597.44/47,383.04 = 11,865.76/x
  3. Step 3: Cross multiply
    31,597.44x = 47,383.04 × 11,865.76
  4. Step 4: Simplify right side
    31,597.44x = 562,235,780.71
  5. Step 5: Solve for x
    x = 562,235,780.71/31,597.44
  6. Step 6: Final answer
    x = 17,793.71

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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.