Home / 13,948.71-19,249.37-7,575.37

Finding the Fourth Proportional to 13,948.71, 19,249.37 and 7,575.37

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Solution

The fourth proportional to 13,948.71, 19,249.37 and 7,575.37 is: 10,454.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.71 : 19,249.37 = 7,575.37 : x
  2. Step 2: Convert to fraction form
    13,948.71/19,249.37 = 7,575.37/x
  3. Step 3: Cross multiply
    13,948.71x = 19,249.37 × 7,575.37
  4. Step 4: Simplify right side
    13,948.71x = 145,821,100.02
  5. Step 5: Solve for x
    x = 145,821,100.02/13,948.71
  6. Step 6: Final answer
    x = 10,454.09

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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.