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Finding the Fourth Proportional to 34,600.96, 47,749.48 and 19,493.80

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Solution

The fourth proportional to 34,600.96, 47,749.48 and 19,493.80 is: 26,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,600.96 : 47,749.48 = 19,493.80 : x
  2. Step 2: Convert to fraction form
    34,600.96/47,749.48 = 19,493.80/x
  3. Step 3: Cross multiply
    34,600.96x = 47,749.48 × 19,493.80
  4. Step 4: Simplify right side
    34,600.96x = 930,818,813.22
  5. Step 5: Solve for x
    x = 930,818,813.22/34,600.96
  6. Step 6: Final answer
    x = 26,901.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.