Home / 14,187.57-21,274.83-4,324.83

Finding the Fourth Proportional to 14,187.57, 21,274.83 and 4,324.83

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Solution

The fourth proportional to 14,187.57, 21,274.83 and 4,324.83 is: 6,485.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.57 : 21,274.83 = 4,324.83 : x
  2. Step 2: Convert to fraction form
    14,187.57/21,274.83 = 4,324.83/x
  3. Step 3: Cross multiply
    14,187.57x = 21,274.83 × 4,324.83
  4. Step 4: Simplify right side
    14,187.57x = 92,010,023.03
  5. Step 5: Solve for x
    x = 92,010,023.03/14,187.57
  6. Step 6: Final answer
    x = 6,485.26

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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.