Home / 14,188.87-21,282.09-5,863.69

Finding the Fourth Proportional to 14,188.87, 21,282.09 and 5,863.69

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Solution

The fourth proportional to 14,188.87, 21,282.09 and 5,863.69 is: 8,795.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.87 : 21,282.09 = 5,863.69 : x
  2. Step 2: Convert to fraction form
    14,188.87/21,282.09 = 5,863.69/x
  3. Step 3: Cross multiply
    14,188.87x = 21,282.09 × 5,863.69
  4. Step 4: Simplify right side
    14,188.87x = 124,791,578.31
  5. Step 5: Solve for x
    x = 124,791,578.31/14,188.87
  6. Step 6: Final answer
    x = 8,795.03

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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.