Home / 36,204.36-49,963.40-20,289.07

Finding the Fourth Proportional to 36,204.36, 49,963.40 and 20,289.07

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Solution

The fourth proportional to 36,204.36, 49,963.40 and 20,289.07 is: 27,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,204.36 : 49,963.40 = 20,289.07 : x
  2. Step 2: Convert to fraction form
    36,204.36/49,963.40 = 20,289.07/x
  3. Step 3: Cross multiply
    36,204.36x = 49,963.40 × 20,289.07
  4. Step 4: Simplify right side
    36,204.36x = 1,013,710,920.04
  5. Step 5: Solve for x
    x = 1,013,710,920.04/36,204.36
  6. Step 6: Final answer
    x = 27,999.69

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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.