Home / 29,205.18-40,303.20-16,629.96

Finding the Fourth Proportional to 29,205.18, 40,303.20 and 16,629.96

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Solution

The fourth proportional to 29,205.18, 40,303.20 and 16,629.96 is: 22,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205.18 : 40,303.20 = 16,629.96 : x
  2. Step 2: Convert to fraction form
    29,205.18/40,303.20 = 16,629.96/x
  3. Step 3: Cross multiply
    29,205.18x = 40,303.20 × 16,629.96
  4. Step 4: Simplify right side
    29,205.18x = 670,240,603.87
  5. Step 5: Solve for x
    x = 670,240,603.87/29,205.18
  6. Step 6: Final answer
    x = 22,949.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.