Home / 19,736.05-29,616.96-7,256.18

Finding the Fourth Proportional to 19,736.05, 29,616.96 and 7,256.18

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Solution

The fourth proportional to 19,736.05, 29,616.96 and 7,256.18 is: 10,889.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.05 : 29,616.96 = 7,256.18 : x
  2. Step 2: Convert to fraction form
    19,736.05/29,616.96 = 7,256.18/x
  3. Step 3: Cross multiply
    19,736.05x = 29,616.96 × 7,256.18
  4. Step 4: Simplify right side
    19,736.05x = 214,905,871.94
  5. Step 5: Solve for x
    x = 214,905,871.94/19,736.05
  6. Step 6: Final answer
    x = 10,889.00

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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.