Home / 19,629.93-29,429.41-9,763.83

Finding the Fourth Proportional to 19,629.93, 29,429.41 and 9,763.83

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Solution

The fourth proportional to 19,629.93, 29,429.41 and 9,763.83 is: 14,638.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.93 : 29,429.41 = 9,763.83 : x
  2. Step 2: Convert to fraction form
    19,629.93/29,429.41 = 9,763.83/x
  3. Step 3: Cross multiply
    19,629.93x = 29,429.41 × 9,763.83
  4. Step 4: Simplify right side
    19,629.93x = 287,343,731.83
  5. Step 5: Solve for x
    x = 287,343,731.83/19,629.93
  6. Step 6: Final answer
    x = 14,638.04

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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.