Home / 23,640.56-32,625-15,150.08

Finding the Fourth Proportional to 23,640.56, 32,625 and 15,150.08

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Solution

The fourth proportional to 23,640.56, 32,625 and 15,150.08 is: 20,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.56 : 32,625 = 15,150.08 : x
  2. Step 2: Convert to fraction form
    23,640.56/32,625 = 15,150.08/x
  3. Step 3: Cross multiply
    23,640.56x = 32,625 × 15,150.08
  4. Step 4: Simplify right side
    23,640.56x = 494,271,360
  5. Step 5: Solve for x
    x = 494,271,360/23,640.56
  6. Step 6: Final answer
    x = 20,907.77

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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.