Home / 14,899.30-22,322.67-7,863.81

Finding the Fourth Proportional to 14,899.30, 22,322.67 and 7,863.81

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Solution

The fourth proportional to 14,899.30, 22,322.67 and 7,863.81 is: 11,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,899.30 : 22,322.67 = 7,863.81 : x
  2. Step 2: Convert to fraction form
    14,899.30/22,322.67 = 7,863.81/x
  3. Step 3: Cross multiply
    14,899.30x = 22,322.67 × 7,863.81
  4. Step 4: Simplify right side
    14,899.30x = 175,541,199.43
  5. Step 5: Solve for x
    x = 175,541,199.43/14,899.30
  6. Step 6: Final answer
    x = 11,781.85

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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.