Home / 13,733.72-18,952.93-7,765.26

Finding the Fourth Proportional to 13,733.72, 18,952.93 and 7,765.26

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Solution

The fourth proportional to 13,733.72, 18,952.93 and 7,765.26 is: 10,716.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.72 : 18,952.93 = 7,765.26 : x
  2. Step 2: Convert to fraction form
    13,733.72/18,952.93 = 7,765.26/x
  3. Step 3: Cross multiply
    13,733.72x = 18,952.93 × 7,765.26
  4. Step 4: Simplify right side
    13,733.72x = 147,174,367.84
  5. Step 5: Solve for x
    x = 147,174,367.84/13,733.72
  6. Step 6: Final answer
    x = 10,716.28

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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.