Home / 13,205.22-19,810.11-4,440.18

Finding the Fourth Proportional to 13,205.22, 19,810.11 and 4,440.18

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Solution

The fourth proportional to 13,205.22, 19,810.11 and 4,440.18 is: 6,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.22 : 19,810.11 = 4,440.18 : x
  2. Step 2: Convert to fraction form
    13,205.22/19,810.11 = 4,440.18/x
  3. Step 3: Cross multiply
    13,205.22x = 19,810.11 × 4,440.18
  4. Step 4: Simplify right side
    13,205.22x = 87,960,454.22
  5. Step 5: Solve for x
    x = 87,960,454.22/13,205.22
  6. Step 6: Final answer
    x = 6,661.04

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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.