Home / 35,574.36-49,091.23-20,471.86

Finding the Fourth Proportional to 35,574.36, 49,091.23 and 20,471.86

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Solution

The fourth proportional to 35,574.36, 49,091.23 and 20,471.86 is: 28,250.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,574.36 : 49,091.23 = 20,471.86 : x
  2. Step 2: Convert to fraction form
    35,574.36/49,091.23 = 20,471.86/x
  3. Step 3: Cross multiply
    35,574.36x = 49,091.23 × 20,471.86
  4. Step 4: Simplify right side
    35,574.36x = 1,004,988,874.74
  5. Step 5: Solve for x
    x = 1,004,988,874.74/35,574.36
  6. Step 6: Final answer
    x = 28,250.37

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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.