Home / 19,848.79-27,391.23-10,896.45

Finding the Fourth Proportional to 19,848.79, 27,391.23 and 10,896.45

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Solution

The fourth proportional to 19,848.79, 27,391.23 and 10,896.45 is: 15,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.79 : 27,391.23 = 10,896.45 : x
  2. Step 2: Convert to fraction form
    19,848.79/27,391.23 = 10,896.45/x
  3. Step 3: Cross multiply
    19,848.79x = 27,391.23 × 10,896.45
  4. Step 4: Simplify right side
    19,848.79x = 298,467,168.13
  5. Step 5: Solve for x
    x = 298,467,168.13/19,848.79
  6. Step 6: Final answer
    x = 15,037.05

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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.