Home / 13,827.18-20,721.33-6,019.59

Finding the Fourth Proportional to 13,827.18, 20,721.33 and 6,019.59

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Solution

The fourth proportional to 13,827.18, 20,721.33 and 6,019.59 is: 9,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827.18 : 20,721.33 = 6,019.59 : x
  2. Step 2: Convert to fraction form
    13,827.18/20,721.33 = 6,019.59/x
  3. Step 3: Cross multiply
    13,827.18x = 20,721.33 × 6,019.59
  4. Step 4: Simplify right side
    13,827.18x = 124,733,910.85
  5. Step 5: Solve for x
    x = 124,733,910.85/13,827.18
  6. Step 6: Final answer
    x = 9,020.92

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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.