Home / 13,868.23-19,152.14-8,834.73

Finding the Fourth Proportional to 13,868.23, 19,152.14 and 8,834.73

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Solution

The fourth proportional to 13,868.23, 19,152.14 and 8,834.73 is: 12,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868.23 : 19,152.14 = 8,834.73 : x
  2. Step 2: Convert to fraction form
    13,868.23/19,152.14 = 8,834.73/x
  3. Step 3: Cross multiply
    13,868.23x = 19,152.14 × 8,834.73
  4. Step 4: Simplify right side
    13,868.23x = 169,203,985.82
  5. Step 5: Solve for x
    x = 169,203,985.82/13,868.23
  6. Step 6: Final answer
    x = 12,200.83

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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.