Home / 23,825.78-32,783.01-19,561.13

Finding the Fourth Proportional to 23,825.78, 32,783.01 and 19,561.13

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Solution

The fourth proportional to 23,825.78, 32,783.01 and 19,561.13 is: 26,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,825.78 : 32,783.01 = 19,561.13 : x
  2. Step 2: Convert to fraction form
    23,825.78/32,783.01 = 19,561.13/x
  3. Step 3: Cross multiply
    23,825.78x = 32,783.01 × 19,561.13
  4. Step 4: Simplify right side
    23,825.78x = 641,272,556.49
  5. Step 5: Solve for x
    x = 641,272,556.49/23,825.78
  6. Step 6: Final answer
    x = 26,915.08

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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.