Home / 14,263.98-21,396.05-3,875.73

Finding the Fourth Proportional to 14,263.98, 21,396.05 and 3,875.73

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Solution

The fourth proportional to 14,263.98, 21,396.05 and 3,875.73 is: 5,813.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.98 : 21,396.05 = 3,875.73 : x
  2. Step 2: Convert to fraction form
    14,263.98/21,396.05 = 3,875.73/x
  3. Step 3: Cross multiply
    14,263.98x = 21,396.05 × 3,875.73
  4. Step 4: Simplify right side
    14,263.98x = 82,925,293.49
  5. Step 5: Solve for x
    x = 82,925,293.49/14,263.98
  6. Step 6: Final answer
    x = 5,813.62

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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.