Home / 36,271.98-50,055.21-20,356.38

Finding the Fourth Proportional to 36,271.98, 50,055.21 and 20,356.38

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Solution

The fourth proportional to 36,271.98, 50,055.21 and 20,356.38 is: 28,091.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,271.98 : 50,055.21 = 20,356.38 : x
  2. Step 2: Convert to fraction form
    36,271.98/50,055.21 = 20,356.38/x
  3. Step 3: Cross multiply
    36,271.98x = 50,055.21 × 20,356.38
  4. Step 4: Simplify right side
    36,271.98x = 1,018,942,875.74
  5. Step 5: Solve for x
    x = 1,018,942,875.74/36,271.98
  6. Step 6: Final answer
    x = 28,091.74

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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.