Home / 28,635.63-39,517.23-16,696.73

Finding the Fourth Proportional to 28,635.63, 39,517.23 and 16,696.73

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Solution

The fourth proportional to 28,635.63, 39,517.23 and 16,696.73 is: 23,041.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,635.63 : 39,517.23 = 16,696.73 : x
  2. Step 2: Convert to fraction form
    28,635.63/39,517.23 = 16,696.73/x
  3. Step 3: Cross multiply
    28,635.63x = 39,517.23 × 16,696.73
  4. Step 4: Simplify right side
    28,635.63x = 659,808,681.06
  5. Step 5: Solve for x
    x = 659,808,681.06/28,635.63
  6. Step 6: Final answer
    x = 23,041.53

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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.