Home / 36,024.01-49,712.94-20,920.38

Finding the Fourth Proportional to 36,024.01, 49,712.94 and 20,920.38

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Solution

The fourth proportional to 36,024.01, 49,712.94 and 20,920.38 is: 28,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,024.01 : 49,712.94 = 20,920.38 : x
  2. Step 2: Convert to fraction form
    36,024.01/49,712.94 = 20,920.38/x
  3. Step 3: Cross multiply
    36,024.01x = 49,712.94 × 20,920.38
  4. Step 4: Simplify right side
    36,024.01x = 1,040,013,720.00
  5. Step 5: Solve for x
    x = 1,040,013,720.00/36,024.01
  6. Step 6: Final answer
    x = 28,870.02

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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.