Home / 31,468.33-47,202.62-12,748.73

Finding the Fourth Proportional to 31,468.33, 47,202.62 and 12,748.73

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Solution

The fourth proportional to 31,468.33, 47,202.62 and 12,748.73 is: 19,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.33 : 47,202.62 = 12,748.73 : x
  2. Step 2: Convert to fraction form
    31,468.33/47,202.62 = 12,748.73/x
  3. Step 3: Cross multiply
    31,468.33x = 47,202.62 × 12,748.73
  4. Step 4: Simplify right side
    31,468.33x = 601,773,157.92
  5. Step 5: Solve for x
    x = 601,773,157.92/31,468.33
  6. Step 6: Final answer
    x = 19,123.14

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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.