Home / 13,040.87-19,563.12-4,273.63

Finding the Fourth Proportional to 13,040.87, 19,563.12 and 4,273.63

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Solution

The fourth proportional to 13,040.87, 19,563.12 and 4,273.63 is: 6,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.87 : 19,563.12 = 4,273.63 : x
  2. Step 2: Convert to fraction form
    13,040.87/19,563.12 = 4,273.63/x
  3. Step 3: Cross multiply
    13,040.87x = 19,563.12 × 4,273.63
  4. Step 4: Simplify right side
    13,040.87x = 83,605,487.62
  5. Step 5: Solve for x
    x = 83,605,487.62/13,040.87
  6. Step 6: Final answer
    x = 6,411.04

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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.