Home / 14,516.24-21,782.76-6,724.64

Finding the Fourth Proportional to 14,516.24, 21,782.76 and 6,724.64

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Solution

The fourth proportional to 14,516.24, 21,782.76 and 6,724.64 is: 10,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.24 : 21,782.76 = 6,724.64 : x
  2. Step 2: Convert to fraction form
    14,516.24/21,782.76 = 6,724.64/x
  3. Step 3: Cross multiply
    14,516.24x = 21,782.76 × 6,724.64
  4. Step 4: Simplify right side
    14,516.24x = 146,481,219.21
  5. Step 5: Solve for x
    x = 146,481,219.21/14,516.24
  6. Step 6: Final answer
    x = 10,090.85

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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.