Home / 34,480.18-47,584.11-19,372.54

Finding the Fourth Proportional to 34,480.18, 47,584.11 and 19,372.54

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Solution

The fourth proportional to 34,480.18, 47,584.11 and 19,372.54 is: 26,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,480.18 : 47,584.11 = 19,372.54 : x
  2. Step 2: Convert to fraction form
    34,480.18/47,584.11 = 19,372.54/x
  3. Step 3: Cross multiply
    34,480.18x = 47,584.11 × 19,372.54
  4. Step 4: Simplify right side
    34,480.18x = 921,825,074.34
  5. Step 5: Solve for x
    x = 921,825,074.34/34,480.18
  6. Step 6: Final answer
    x = 26,734.93

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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.