Home / 39,009.40-53,839.41-23,910.46

Finding the Fourth Proportional to 39,009.40, 53,839.41 and 23,910.46

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Solution

The fourth proportional to 39,009.40, 53,839.41 and 23,910.46 is: 33,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009.40 : 53,839.41 = 23,910.46 : x
  2. Step 2: Convert to fraction form
    39,009.40/53,839.41 = 23,910.46/x
  3. Step 3: Cross multiply
    39,009.40x = 53,839.41 × 23,910.46
  4. Step 4: Simplify right side
    39,009.40x = 1,287,325,059.23
  5. Step 5: Solve for x
    x = 1,287,325,059.23/39,009.40
  6. Step 6: Final answer
    x = 33,000.38

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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.