Home / 19,367.07-29,052.33-7,520.56

Finding the Fourth Proportional to 19,367.07, 29,052.33 and 7,520.56

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Solution

The fourth proportional to 19,367.07, 29,052.33 and 7,520.56 is: 11,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.07 : 29,052.33 = 7,520.56 : x
  2. Step 2: Convert to fraction form
    19,367.07/29,052.33 = 7,520.56/x
  3. Step 3: Cross multiply
    19,367.07x = 29,052.33 × 7,520.56
  4. Step 4: Simplify right side
    19,367.07x = 218,489,790.90
  5. Step 5: Solve for x
    x = 218,489,790.90/19,367.07
  6. Step 6: Final answer
    x = 11,281.51

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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.