Home / 10,427.23-15,641.87-3,029.70

Finding the Fourth Proportional to 10,427.23, 15,641.87 and 3,029.70

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Solution

The fourth proportional to 10,427.23, 15,641.87 and 3,029.70 is: 4,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.23 : 15,641.87 = 3,029.70 : x
  2. Step 2: Convert to fraction form
    10,427.23/15,641.87 = 3,029.70/x
  3. Step 3: Cross multiply
    10,427.23x = 15,641.87 × 3,029.70
  4. Step 4: Simplify right side
    10,427.23x = 47,390,173.54
  5. Step 5: Solve for x
    x = 47,390,173.54/10,427.23
  6. Step 6: Final answer
    x = 4,544.85

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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.