Home / 36,051.77-49,743.86-20,936.63

Finding the Fourth Proportional to 36,051.77, 49,743.86 and 20,936.63

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Solution

The fourth proportional to 36,051.77, 49,743.86 and 20,936.63 is: 28,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,051.77 : 49,743.86 = 20,936.63 : x
  2. Step 2: Convert to fraction form
    36,051.77/49,743.86 = 20,936.63/x
  3. Step 3: Cross multiply
    36,051.77x = 49,743.86 × 20,936.63
  4. Step 4: Simplify right side
    36,051.77x = 1,041,468,811.27
  5. Step 5: Solve for x
    x = 1,041,468,811.27/36,051.77
  6. Step 6: Final answer
    x = 28,888.14

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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.