Home / 19,600.89-27,049.48-10,648.55

Finding the Fourth Proportional to 19,600.89, 27,049.48 and 10,648.55

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Solution

The fourth proportional to 19,600.89, 27,049.48 and 10,648.55 is: 14,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.89 : 27,049.48 = 10,648.55 : x
  2. Step 2: Convert to fraction form
    19,600.89/27,049.48 = 10,648.55/x
  3. Step 3: Cross multiply
    19,600.89x = 27,049.48 × 10,648.55
  4. Step 4: Simplify right side
    19,600.89x = 288,037,629.10
  5. Step 5: Solve for x
    x = 288,037,629.10/19,600.89
  6. Step 6: Final answer
    x = 14,695.13

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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.