Home / 19,949.29-27,525.05-12,867.19

Finding the Fourth Proportional to 19,949.29, 27,525.05 and 12,867.19

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Solution

The fourth proportional to 19,949.29, 27,525.05 and 12,867.19 is: 17,753.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.29 : 27,525.05 = 12,867.19 : x
  2. Step 2: Convert to fraction form
    19,949.29/27,525.05 = 12,867.19/x
  3. Step 3: Cross multiply
    19,949.29x = 27,525.05 × 12,867.19
  4. Step 4: Simplify right side
    19,949.29x = 354,169,963.21
  5. Step 5: Solve for x
    x = 354,169,963.21/19,949.29
  6. Step 6: Final answer
    x = 17,753.51

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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.