Home / 19,851.46-27,393.51-10,897.54

Finding the Fourth Proportional to 19,851.46, 27,393.51 and 10,897.54

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Solution

The fourth proportional to 19,851.46, 27,393.51 and 10,897.54 is: 15,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.46 : 27,393.51 = 10,897.54 : x
  2. Step 2: Convert to fraction form
    19,851.46/27,393.51 = 10,897.54/x
  3. Step 3: Cross multiply
    19,851.46x = 27,393.51 × 10,897.54
  4. Step 4: Simplify right side
    19,851.46x = 298,521,870.97
  5. Step 5: Solve for x
    x = 298,521,870.97/19,851.46
  6. Step 6: Final answer
    x = 15,037.78

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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.