Home / 19,560.14-29,339.92-7,873.06

Finding the Fourth Proportional to 19,560.14, 29,339.92 and 7,873.06

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Solution

The fourth proportional to 19,560.14, 29,339.92 and 7,873.06 is: 11,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.14 : 29,339.92 = 7,873.06 : x
  2. Step 2: Convert to fraction form
    19,560.14/29,339.92 = 7,873.06/x
  3. Step 3: Cross multiply
    19,560.14x = 29,339.92 × 7,873.06
  4. Step 4: Simplify right side
    19,560.14x = 230,994,950.56
  5. Step 5: Solve for x
    x = 230,994,950.56/19,560.14
  6. Step 6: Final answer
    x = 11,809.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.