Home / 13,849.66-19,112.58-7,562.14

Finding the Fourth Proportional to 13,849.66, 19,112.58 and 7,562.14

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Solution

The fourth proportional to 13,849.66, 19,112.58 and 7,562.14 is: 10,435.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.66 : 19,112.58 = 7,562.14 : x
  2. Step 2: Convert to fraction form
    13,849.66/19,112.58 = 7,562.14/x
  3. Step 3: Cross multiply
    13,849.66x = 19,112.58 × 7,562.14
  4. Step 4: Simplify right side
    13,849.66x = 144,532,005.72
  5. Step 5: Solve for x
    x = 144,532,005.72/13,849.66
  6. Step 6: Final answer
    x = 10,435.78

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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.