Home / 28,568.05-42,852.14-9,848.54

Finding the Fourth Proportional to 28,568.05, 42,852.14 and 9,848.54

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Solution

The fourth proportional to 28,568.05, 42,852.14 and 9,848.54 is: 14,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,568.05 : 42,852.14 = 9,848.54 : x
  2. Step 2: Convert to fraction form
    28,568.05/42,852.14 = 9,848.54/x
  3. Step 3: Cross multiply
    28,568.05x = 42,852.14 × 9,848.54
  4. Step 4: Simplify right side
    28,568.05x = 422,031,014.88
  5. Step 5: Solve for x
    x = 422,031,014.88/28,568.05
  6. Step 6: Final answer
    x = 14,772.83

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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.