Home / 19,024.54-28,531.22-7,169.76

Finding the Fourth Proportional to 19,024.54, 28,531.22 and 7,169.76

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Solution

The fourth proportional to 19,024.54, 28,531.22 and 7,169.76 is: 10,752.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.54 : 28,531.22 = 7,169.76 : x
  2. Step 2: Convert to fraction form
    19,024.54/28,531.22 = 7,169.76/x
  3. Step 3: Cross multiply
    19,024.54x = 28,531.22 × 7,169.76
  4. Step 4: Simplify right side
    19,024.54x = 204,561,999.91
  5. Step 5: Solve for x
    x = 204,561,999.91/19,024.54
  6. Step 6: Final answer
    x = 10,752.53

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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.