Home / 13,910.23-20,861.01-4,674.07

Finding the Fourth Proportional to 13,910.23, 20,861.01 and 4,674.07

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Solution

The fourth proportional to 13,910.23, 20,861.01 and 4,674.07 is: 7,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910.23 : 20,861.01 = 4,674.07 : x
  2. Step 2: Convert to fraction form
    13,910.23/20,861.01 = 4,674.07/x
  3. Step 3: Cross multiply
    13,910.23x = 20,861.01 × 4,674.07
  4. Step 4: Simplify right side
    13,910.23x = 97,505,821.01
  5. Step 5: Solve for x
    x = 97,505,821.01/13,910.23
  6. Step 6: Final answer
    x = 7,009.65

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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.