Home / 14,033.11-19,364.31-7,745.08

Finding the Fourth Proportional to 14,033.11, 19,364.31 and 7,745.08

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Solution

The fourth proportional to 14,033.11, 19,364.31 and 7,745.08 is: 10,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.11 : 19,364.31 = 7,745.08 : x
  2. Step 2: Convert to fraction form
    14,033.11/19,364.31 = 7,745.08/x
  3. Step 3: Cross multiply
    14,033.11x = 19,364.31 × 7,745.08
  4. Step 4: Simplify right side
    14,033.11x = 149,978,081.68
  5. Step 5: Solve for x
    x = 149,978,081.68/14,033.11
  6. Step 6: Final answer
    x = 10,687.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.