Home / 19,848.16-27,389.68-10,896.16

Finding the Fourth Proportional to 19,848.16, 27,389.68 and 10,896.16

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Solution

The fourth proportional to 19,848.16, 27,389.68 and 10,896.16 is: 15,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.16 : 27,389.68 = 10,896.16 : x
  2. Step 2: Convert to fraction form
    19,848.16/27,389.68 = 10,896.16/x
  3. Step 3: Cross multiply
    19,848.16x = 27,389.68 × 10,896.16
  4. Step 4: Simplify right side
    19,848.16x = 298,442,335.63
  5. Step 5: Solve for x
    x = 298,442,335.63/19,848.16
  6. Step 6: Final answer
    x = 15,036.27

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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.