Home / 14,043.06-21,066.75-4,679.88

Finding the Fourth Proportional to 14,043.06, 21,066.75 and 4,679.88

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Solution

The fourth proportional to 14,043.06, 21,066.75 and 4,679.88 is: 7,020.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.06 : 21,066.75 = 4,679.88 : x
  2. Step 2: Convert to fraction form
    14,043.06/21,066.75 = 4,679.88/x
  3. Step 3: Cross multiply
    14,043.06x = 21,066.75 × 4,679.88
  4. Step 4: Simplify right side
    14,043.06x = 98,589,861.99
  5. Step 5: Solve for x
    x = 98,589,861.99/14,043.06
  6. Step 6: Final answer
    x = 7,020.54

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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.