Home / 14,021.34-21,035.20-4,660.60

Finding the Fourth Proportional to 14,021.34, 21,035.20 and 4,660.60

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Solution

The fourth proportional to 14,021.34, 21,035.20 and 4,660.60 is: 6,991.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.34 : 21,035.20 = 4,660.60 : x
  2. Step 2: Convert to fraction form
    14,021.34/21,035.20 = 4,660.60/x
  3. Step 3: Cross multiply
    14,021.34x = 21,035.20 × 4,660.60
  4. Step 4: Simplify right side
    14,021.34x = 98,036,653.12
  5. Step 5: Solve for x
    x = 98,036,653.12/14,021.34
  6. Step 6: Final answer
    x = 6,991.96

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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.