Home / 19,952.16-27,534.40-11,000.04

Finding the Fourth Proportional to 19,952.16, 27,534.40 and 11,000.04

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Solution

The fourth proportional to 19,952.16, 27,534.40 and 11,000.04 is: 15,180.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.16 : 27,534.40 = 11,000.04 : x
  2. Step 2: Convert to fraction form
    19,952.16/27,534.40 = 11,000.04/x
  3. Step 3: Cross multiply
    19,952.16x = 27,534.40 × 11,000.04
  4. Step 4: Simplify right side
    19,952.16x = 302,879,473.88
  5. Step 5: Solve for x
    x = 302,879,473.88/19,952.16
  6. Step 6: Final answer
    x = 15,180.28

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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.