Home / 19,600.10-29,390.07-6,450.98

Finding the Fourth Proportional to 19,600.10, 29,390.07 and 6,450.98

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Solution

The fourth proportional to 19,600.10, 29,390.07 and 6,450.98 is: 9,673.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.10 : 29,390.07 = 6,450.98 : x
  2. Step 2: Convert to fraction form
    19,600.10/29,390.07 = 6,450.98/x
  3. Step 3: Cross multiply
    19,600.10x = 29,390.07 × 6,450.98
  4. Step 4: Simplify right side
    19,600.10x = 189,594,753.77
  5. Step 5: Solve for x
    x = 189,594,753.77/19,600.10
  6. Step 6: Final answer
    x = 9,673.15

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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.