Home / 25,800.94-35,599.86-16,861.60

Finding the Fourth Proportional to 25,800.94, 35,599.86 and 16,861.60

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Solution

The fourth proportional to 25,800.94, 35,599.86 and 16,861.60 is: 23,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,800.94 : 35,599.86 = 16,861.60 : x
  2. Step 2: Convert to fraction form
    25,800.94/35,599.86 = 16,861.60/x
  3. Step 3: Cross multiply
    25,800.94x = 35,599.86 × 16,861.60
  4. Step 4: Simplify right side
    25,800.94x = 600,270,599.38
  5. Step 5: Solve for x
    x = 600,270,599.38/25,800.94
  6. Step 6: Final answer
    x = 23,265.45

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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.