Home / 13,240.23-19,850.73-6,216.63

Finding the Fourth Proportional to 13,240.23, 19,850.73 and 6,216.63

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Solution

The fourth proportional to 13,240.23, 19,850.73 and 6,216.63 is: 9,320.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,240.23 : 19,850.73 = 6,216.63 : x
  2. Step 2: Convert to fraction form
    13,240.23/19,850.73 = 6,216.63/x
  3. Step 3: Cross multiply
    13,240.23x = 19,850.73 × 6,216.63
  4. Step 4: Simplify right side
    13,240.23x = 123,404,643.64
  5. Step 5: Solve for x
    x = 123,404,643.64/13,240.23
  6. Step 6: Final answer
    x = 9,320.43

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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.