Home / 13,994.42-19,311.66-8,025.71

Finding the Fourth Proportional to 13,994.42, 19,311.66 and 8,025.71

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Solution

The fourth proportional to 13,994.42, 19,311.66 and 8,025.71 is: 11,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.42 : 19,311.66 = 8,025.71 : x
  2. Step 2: Convert to fraction form
    13,994.42/19,311.66 = 8,025.71/x
  3. Step 3: Cross multiply
    13,994.42x = 19,311.66 × 8,025.71
  4. Step 4: Simplify right side
    13,994.42x = 154,989,686.22
  5. Step 5: Solve for x
    x = 154,989,686.22/13,994.42
  6. Step 6: Final answer
    x = 11,075.11

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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.