Home / 14,358.46-21,528.87-5,583.15

Finding the Fourth Proportional to 14,358.46, 21,528.87 and 5,583.15

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Solution

The fourth proportional to 14,358.46, 21,528.87 and 5,583.15 is: 8,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.46 : 21,528.87 = 5,583.15 : x
  2. Step 2: Convert to fraction form
    14,358.46/21,528.87 = 5,583.15/x
  3. Step 3: Cross multiply
    14,358.46x = 21,528.87 × 5,583.15
  4. Step 4: Simplify right side
    14,358.46x = 120,198,877.66
  5. Step 5: Solve for x
    x = 120,198,877.66/14,358.46
  6. Step 6: Final answer
    x = 8,371.29

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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.