Home / 25,152.75-34,718.09-16,769.25

Finding the Fourth Proportional to 25,152.75, 34,718.09 and 16,769.25

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Solution

The fourth proportional to 25,152.75, 34,718.09 and 16,769.25 is: 23,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.75 : 34,718.09 = 16,769.25 : x
  2. Step 2: Convert to fraction form
    25,152.75/34,718.09 = 16,769.25/x
  3. Step 3: Cross multiply
    25,152.75x = 34,718.09 × 16,769.25
  4. Step 4: Simplify right side
    25,152.75x = 582,196,246.89
  5. Step 5: Solve for x
    x = 582,196,246.89/25,152.75
  6. Step 6: Final answer
    x = 23,146.43

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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.