Home / 13,271.50-19,907.38-4,037.50

Finding the Fourth Proportional to 13,271.50, 19,907.38 and 4,037.50

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Solution

The fourth proportional to 13,271.50, 19,907.38 and 4,037.50 is: 6,056.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271.50 : 19,907.38 = 4,037.50 : x
  2. Step 2: Convert to fraction form
    13,271.50/19,907.38 = 4,037.50/x
  3. Step 3: Cross multiply
    13,271.50x = 19,907.38 × 4,037.50
  4. Step 4: Simplify right side
    13,271.50x = 80,376,046.75
  5. Step 5: Solve for x
    x = 80,376,046.75/13,271.50
  6. Step 6: Final answer
    x = 6,056.29

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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.