Home / 23,048.75-31,740.36-20,022.49

Finding the Fourth Proportional to 23,048.75, 31,740.36 and 20,022.49

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Solution

The fourth proportional to 23,048.75, 31,740.36 and 20,022.49 is: 27,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,048.75 : 31,740.36 = 20,022.49 : x
  2. Step 2: Convert to fraction form
    23,048.75/31,740.36 = 20,022.49/x
  3. Step 3: Cross multiply
    23,048.75x = 31,740.36 × 20,022.49
  4. Step 4: Simplify right side
    23,048.75x = 635,521,005.29
  5. Step 5: Solve for x
    x = 635,521,005.29/23,048.75
  6. Step 6: Final answer
    x = 27,572.90

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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.