Home / 19,039.31-28,576.28-10,162.17

Finding the Fourth Proportional to 19,039.31, 28,576.28 and 10,162.17

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Solution

The fourth proportional to 19,039.31, 28,576.28 and 10,162.17 is: 15,252.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.31 : 28,576.28 = 10,162.17 : x
  2. Step 2: Convert to fraction form
    19,039.31/28,576.28 = 10,162.17/x
  3. Step 3: Cross multiply
    19,039.31x = 28,576.28 × 10,162.17
  4. Step 4: Simplify right side
    19,039.31x = 290,397,040.73
  5. Step 5: Solve for x
    x = 290,397,040.73/19,039.31
  6. Step 6: Final answer
    x = 15,252.50

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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.