Home / 36,070.21-49,777.14-20,155.33

Finding the Fourth Proportional to 36,070.21, 49,777.14 and 20,155.33

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Solution

The fourth proportional to 36,070.21, 49,777.14 and 20,155.33 is: 27,814.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,070.21 : 49,777.14 = 20,155.33 : x
  2. Step 2: Convert to fraction form
    36,070.21/49,777.14 = 20,155.33/x
  3. Step 3: Cross multiply
    36,070.21x = 49,777.14 × 20,155.33
  4. Step 4: Simplify right side
    36,070.21x = 1,003,274,683.16
  5. Step 5: Solve for x
    x = 1,003,274,683.16/36,070.21
  6. Step 6: Final answer
    x = 27,814.50

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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.