Home / 19,944.45-27,521.84-10,992

Finding the Fourth Proportional to 19,944.45, 27,521.84 and 10,992

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Solution

The fourth proportional to 19,944.45, 27,521.84 and 10,992 is: 15,168.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.45 : 27,521.84 = 10,992 : x
  2. Step 2: Convert to fraction form
    19,944.45/27,521.84 = 10,992/x
  3. Step 3: Cross multiply
    19,944.45x = 27,521.84 × 10,992
  4. Step 4: Simplify right side
    19,944.45x = 302,520,010.32
  5. Step 5: Solve for x
    x = 302,520,010.32/19,944.45
  6. Step 6: Final answer
    x = 15,168.13

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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.