Home / 23,173.04-31,970.72-14,213.60

Finding the Fourth Proportional to 23,173.04, 31,970.72 and 14,213.60

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Solution

The fourth proportional to 23,173.04, 31,970.72 and 14,213.60 is: 19,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.04 : 31,970.72 = 14,213.60 : x
  2. Step 2: Convert to fraction form
    23,173.04/31,970.72 = 14,213.60/x
  3. Step 3: Cross multiply
    23,173.04x = 31,970.72 × 14,213.60
  4. Step 4: Simplify right side
    23,173.04x = 454,419,025.79
  5. Step 5: Solve for x
    x = 454,419,025.79/23,173.04
  6. Step 6: Final answer
    x = 19,609.81

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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.