Home / 25,578.24-35,286.60-14,963.19

Finding the Fourth Proportional to 25,578.24, 35,286.60 and 14,963.19

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Solution

The fourth proportional to 25,578.24, 35,286.60 and 14,963.19 is: 20,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578.24 : 35,286.60 = 14,963.19 : x
  2. Step 2: Convert to fraction form
    25,578.24/35,286.60 = 14,963.19/x
  3. Step 3: Cross multiply
    25,578.24x = 35,286.60 × 14,963.19
  4. Step 4: Simplify right side
    25,578.24x = 528,000,100.25
  5. Step 5: Solve for x
    x = 528,000,100.25/25,578.24
  6. Step 6: Final answer
    x = 20,642.55

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Half scale
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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.