Home / 28,629.63-39,506.40-16,694.10

Finding the Fourth Proportional to 28,629.63, 39,506.40 and 16,694.10

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Solution

The fourth proportional to 28,629.63, 39,506.40 and 16,694.10 is: 23,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,629.63 : 39,506.40 = 16,694.10 : x
  2. Step 2: Convert to fraction form
    28,629.63/39,506.40 = 16,694.10/x
  3. Step 3: Cross multiply
    28,629.63x = 39,506.40 × 16,694.10
  4. Step 4: Simplify right side
    28,629.63x = 659,523,792.24
  5. Step 5: Solve for x
    x = 659,523,792.24/28,629.63
  6. Step 6: Final answer
    x = 23,036.41

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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.