Home / 13,949.36-19,250.12-7,575.94

Finding the Fourth Proportional to 13,949.36, 19,250.12 and 7,575.94

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Solution

The fourth proportional to 13,949.36, 19,250.12 and 7,575.94 is: 10,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.36 : 19,250.12 = 7,575.94 : x
  2. Step 2: Convert to fraction form
    13,949.36/19,250.12 = 7,575.94/x
  3. Step 3: Cross multiply
    13,949.36x = 19,250.12 × 7,575.94
  4. Step 4: Simplify right side
    13,949.36x = 145,837,754.11
  5. Step 5: Solve for x
    x = 145,837,754.11/13,949.36
  6. Step 6: Final answer
    x = 10,454.80

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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.