Home / 14,053.48-19,393.75-7,765.84

Finding the Fourth Proportional to 14,053.48, 19,393.75 and 7,765.84

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Solution

The fourth proportional to 14,053.48, 19,393.75 and 7,765.84 is: 10,716.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.48 : 19,393.75 = 7,765.84 : x
  2. Step 2: Convert to fraction form
    14,053.48/19,393.75 = 7,765.84/x
  3. Step 3: Cross multiply
    14,053.48x = 19,393.75 × 7,765.84
  4. Step 4: Simplify right side
    14,053.48x = 150,608,759.50
  5. Step 5: Solve for x
    x = 150,608,759.50/14,053.48
  6. Step 6: Final answer
    x = 10,716.83

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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.