Home / 28,933.08-39,911.04-16,994.22

Finding the Fourth Proportional to 28,933.08, 39,911.04 and 16,994.22

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Solution

The fourth proportional to 28,933.08, 39,911.04 and 16,994.22 is: 23,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.08 : 39,911.04 = 16,994.22 : x
  2. Step 2: Convert to fraction form
    28,933.08/39,911.04 = 16,994.22/x
  3. Step 3: Cross multiply
    28,933.08x = 39,911.04 × 16,994.22
  4. Step 4: Simplify right side
    28,933.08x = 678,256,994.19
  5. Step 5: Solve for x
    x = 678,256,994.19/28,933.08
  6. Step 6: Final answer
    x = 23,442.27

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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.