Home / 23,578.48-32,538.56-12,968.20

Finding the Fourth Proportional to 23,578.48, 32,538.56 and 12,968.20

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Solution

The fourth proportional to 23,578.48, 32,538.56 and 12,968.20 is: 17,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,578.48 : 32,538.56 = 12,968.20 : x
  2. Step 2: Convert to fraction form
    23,578.48/32,538.56 = 12,968.20/x
  3. Step 3: Cross multiply
    23,578.48x = 32,538.56 × 12,968.20
  4. Step 4: Simplify right side
    23,578.48x = 421,966,553.79
  5. Step 5: Solve for x
    x = 421,966,553.79/23,578.48
  6. Step 6: Final answer
    x = 17,896.26

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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.