Home / 36,035.46-49,737.78-21,897.72

Finding the Fourth Proportional to 36,035.46, 49,737.78 and 21,897.72

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Solution

The fourth proportional to 36,035.46, 49,737.78 and 21,897.72 is: 30,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,035.46 : 49,737.78 = 21,897.72 : x
  2. Step 2: Convert to fraction form
    36,035.46/49,737.78 = 21,897.72/x
  3. Step 3: Cross multiply
    36,035.46x = 49,737.78 × 21,897.72
  4. Step 4: Simplify right side
    36,035.46x = 1,089,143,979.86
  5. Step 5: Solve for x
    x = 1,089,143,979.86/36,035.46
  6. Step 6: Final answer
    x = 30,224.23

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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.