Home / 13,205.46-19,811.15-4,440.14

Finding the Fourth Proportional to 13,205.46, 19,811.15 and 4,440.14

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Solution

The fourth proportional to 13,205.46, 19,811.15 and 4,440.14 is: 6,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.46 : 19,811.15 = 4,440.14 : x
  2. Step 2: Convert to fraction form
    13,205.46/19,811.15 = 4,440.14/x
  3. Step 3: Cross multiply
    13,205.46x = 19,811.15 × 4,440.14
  4. Step 4: Simplify right side
    13,205.46x = 87,964,158.30
  5. Step 5: Solve for x
    x = 87,964,158.30/13,205.46
  6. Step 6: Final answer
    x = 6,661.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.