Home / 29,048.94-40,072.73-18,983.25

Finding the Fourth Proportional to 29,048.94, 40,072.73 and 18,983.25

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Solution

The fourth proportional to 29,048.94, 40,072.73 and 18,983.25 is: 26,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,048.94 : 40,072.73 = 18,983.25 : x
  2. Step 2: Convert to fraction form
    29,048.94/40,072.73 = 18,983.25/x
  3. Step 3: Cross multiply
    29,048.94x = 40,072.73 × 18,983.25
  4. Step 4: Simplify right side
    29,048.94x = 760,710,556.86
  5. Step 5: Solve for x
    x = 760,710,556.86/29,048.94
  6. Step 6: Final answer
    x = 26,187.21

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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.