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Finding the Fourth Proportional to 30,562.59, 45,859.68 and 13,027.71

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Solution

The fourth proportional to 30,562.59, 45,859.68 and 13,027.71 is: 19,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,562.59 : 45,859.68 = 13,027.71 : x
  2. Step 2: Convert to fraction form
    30,562.59/45,859.68 = 13,027.71/x
  3. Step 3: Cross multiply
    30,562.59x = 45,859.68 × 13,027.71
  4. Step 4: Simplify right side
    30,562.59x = 597,446,611.73
  5. Step 5: Solve for x
    x = 597,446,611.73/30,562.59
  6. Step 6: Final answer
    x = 19,548.30

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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.