Home / 23,631.75-32,611.92-13,021.16

Finding the Fourth Proportional to 23,631.75, 32,611.92 and 13,021.16

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Solution

The fourth proportional to 23,631.75, 32,611.92 and 13,021.16 is: 17,969.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,631.75 : 32,611.92 = 13,021.16 : x
  2. Step 2: Convert to fraction form
    23,631.75/32,611.92 = 13,021.16/x
  3. Step 3: Cross multiply
    23,631.75x = 32,611.92 × 13,021.16
  4. Step 4: Simplify right side
    23,631.75x = 424,644,816.34
  5. Step 5: Solve for x
    x = 424,644,816.34/23,631.75
  6. Step 6: Final answer
    x = 17,969.25

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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.