Home / 13,994.54-19,311.72-8,025.92

Finding the Fourth Proportional to 13,994.54, 19,311.72 and 8,025.92

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Solution

The fourth proportional to 13,994.54, 19,311.72 and 8,025.92 is: 11,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.54 : 19,311.72 = 8,025.92 : x
  2. Step 2: Convert to fraction form
    13,994.54/19,311.72 = 8,025.92/x
  3. Step 3: Cross multiply
    13,994.54x = 19,311.72 × 8,025.92
  4. Step 4: Simplify right side
    13,994.54x = 154,994,319.78
  5. Step 5: Solve for x
    x = 154,994,319.78/13,994.54
  6. Step 6: Final answer
    x = 11,075.34

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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.