Home / 23,571.72-32,529.16-12,816.60

Finding the Fourth Proportional to 23,571.72, 32,529.16 and 12,816.60

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Solution

The fourth proportional to 23,571.72, 32,529.16 and 12,816.60 is: 17,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,571.72 : 32,529.16 = 12,816.60 : x
  2. Step 2: Convert to fraction form
    23,571.72/32,529.16 = 12,816.60/x
  3. Step 3: Cross multiply
    23,571.72x = 32,529.16 × 12,816.60
  4. Step 4: Simplify right side
    23,571.72x = 416,913,232.06
  5. Step 5: Solve for x
    x = 416,913,232.06/23,571.72
  6. Step 6: Final answer
    x = 17,687.01

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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.