Home / 13,205.92-19,808.88-4,440.84

Finding the Fourth Proportional to 13,205.92, 19,808.88 and 4,440.84

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Solution

The fourth proportional to 13,205.92, 19,808.88 and 4,440.84 is: 6,661.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.92 : 19,808.88 = 4,440.84 : x
  2. Step 2: Convert to fraction form
    13,205.92/19,808.88 = 4,440.84/x
  3. Step 3: Cross multiply
    13,205.92x = 19,808.88 × 4,440.84
  4. Step 4: Simplify right side
    13,205.92x = 87,968,066.66
  5. Step 5: Solve for x
    x = 87,968,066.66/13,205.92
  6. Step 6: Final answer
    x = 6,661.26

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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.