Home / 16,675.38-25,010.55-4,989.60

Finding the Fourth Proportional to 16,675.38, 25,010.55 and 4,989.60

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Solution

The fourth proportional to 16,675.38, 25,010.55 and 4,989.60 is: 7,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,675.38 : 25,010.55 = 4,989.60 : x
  2. Step 2: Convert to fraction form
    16,675.38/25,010.55 = 4,989.60/x
  3. Step 3: Cross multiply
    16,675.38x = 25,010.55 × 4,989.60
  4. Step 4: Simplify right side
    16,675.38x = 124,792,640.28
  5. Step 5: Solve for x
    x = 124,792,640.28/16,675.38
  6. Step 6: Final answer
    x = 7,483.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.