Home / 14,069.68-21,104.57-5,749.72

Finding the Fourth Proportional to 14,069.68, 21,104.57 and 5,749.72

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Solution

The fourth proportional to 14,069.68, 21,104.57 and 5,749.72 is: 8,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.68 : 21,104.57 = 5,749.72 : x
  2. Step 2: Convert to fraction form
    14,069.68/21,104.57 = 5,749.72/x
  3. Step 3: Cross multiply
    14,069.68x = 21,104.57 × 5,749.72
  4. Step 4: Simplify right side
    14,069.68x = 121,345,233.95
  5. Step 5: Solve for x
    x = 121,345,233.95/14,069.68
  6. Step 6: Final answer
    x = 8,624.59

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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.