Home / 19,973.92-27,544.28-15,496.04

Finding the Fourth Proportional to 19,973.92, 27,544.28 and 15,496.04

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Solution

The fourth proportional to 19,973.92, 27,544.28 and 15,496.04 is: 21,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.92 : 27,544.28 = 15,496.04 : x
  2. Step 2: Convert to fraction form
    19,973.92/27,544.28 = 15,496.04/x
  3. Step 3: Cross multiply
    19,973.92x = 27,544.28 × 15,496.04
  4. Step 4: Simplify right side
    19,973.92x = 426,827,264.65
  5. Step 5: Solve for x
    x = 426,827,264.65/19,973.92
  6. Step 6: Final answer
    x = 21,369.23

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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.