Home / 19,351.56-29,029.90-9,491.16

Finding the Fourth Proportional to 19,351.56, 29,029.90 and 9,491.16

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Solution

The fourth proportional to 19,351.56, 29,029.90 and 9,491.16 is: 14,238.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.56 : 29,029.90 = 9,491.16 : x
  2. Step 2: Convert to fraction form
    19,351.56/29,029.90 = 9,491.16/x
  3. Step 3: Cross multiply
    19,351.56x = 29,029.90 × 9,491.16
  4. Step 4: Simplify right side
    19,351.56x = 275,527,425.68
  5. Step 5: Solve for x
    x = 275,527,425.68/19,351.56
  6. Step 6: Final answer
    x = 14,238.00

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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.