Home / 19,516.06-29,279.37-7,037.47

Finding the Fourth Proportional to 19,516.06, 29,279.37 and 7,037.47

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Solution

The fourth proportional to 19,516.06, 29,279.37 and 7,037.47 is: 10,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.06 : 29,279.37 = 7,037.47 : x
  2. Step 2: Convert to fraction form
    19,516.06/29,279.37 = 7,037.47/x
  3. Step 3: Cross multiply
    19,516.06x = 29,279.37 × 7,037.47
  4. Step 4: Simplify right side
    19,516.06x = 206,052,687.99
  5. Step 5: Solve for x
    x = 206,052,687.99/19,516.06
  6. Step 6: Final answer
    x = 10,558.11

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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.