Home / 19,098.09-28,648.67-7,257.53

Finding the Fourth Proportional to 19,098.09, 28,648.67 and 7,257.53

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Solution

The fourth proportional to 19,098.09, 28,648.67 and 7,257.53 is: 10,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.09 : 28,648.67 = 7,257.53 : x
  2. Step 2: Convert to fraction form
    19,098.09/28,648.67 = 7,257.53/x
  3. Step 3: Cross multiply
    19,098.09x = 28,648.67 × 7,257.53
  4. Step 4: Simplify right side
    19,098.09x = 207,918,581.99
  5. Step 5: Solve for x
    x = 207,918,581.99/19,098.09
  6. Step 6: Final answer
    x = 10,886.88

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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.