Home / 19,516.56-29,280.12-7,037.97

Finding the Fourth Proportional to 19,516.56, 29,280.12 and 7,037.97

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Solution

The fourth proportional to 19,516.56, 29,280.12 and 7,037.97 is: 10,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.56 : 29,280.12 = 7,037.97 : x
  2. Step 2: Convert to fraction form
    19,516.56/29,280.12 = 7,037.97/x
  3. Step 3: Cross multiply
    19,516.56x = 29,280.12 × 7,037.97
  4. Step 4: Simplify right side
    19,516.56x = 206,072,606.16
  5. Step 5: Solve for x
    x = 206,072,606.16/19,516.56
  6. Step 6: Final answer
    x = 10,558.86

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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.