Home / 14,021.37-21,035.84-4,662.90

Finding the Fourth Proportional to 14,021.37, 21,035.84 and 4,662.90

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Solution

The fourth proportional to 14,021.37, 21,035.84 and 4,662.90 is: 6,995.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.37 : 21,035.84 = 4,662.90 : x
  2. Step 2: Convert to fraction form
    14,021.37/21,035.84 = 4,662.90/x
  3. Step 3: Cross multiply
    14,021.37x = 21,035.84 × 4,662.90
  4. Step 4: Simplify right side
    14,021.37x = 98,087,995.02
  5. Step 5: Solve for x
    x = 98,087,995.02/14,021.37
  6. Step 6: Final answer
    x = 6,995.61

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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.