Home / 23,241.36-32,072.40-12,630.72

Finding the Fourth Proportional to 23,241.36, 32,072.40 and 12,630.72

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Solution

The fourth proportional to 23,241.36, 32,072.40 and 12,630.72 is: 17,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,241.36 : 32,072.40 = 12,630.72 : x
  2. Step 2: Convert to fraction form
    23,241.36/32,072.40 = 12,630.72/x
  3. Step 3: Cross multiply
    23,241.36x = 32,072.40 × 12,630.72
  4. Step 4: Simplify right side
    23,241.36x = 405,097,504.13
  5. Step 5: Solve for x
    x = 405,097,504.13/23,241.36
  6. Step 6: Final answer
    x = 17,430.03

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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.