Home / 35,620.36-49,103.22-30,560.20

Finding the Fourth Proportional to 35,620.36, 49,103.22 and 30,560.20

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Solution

The fourth proportional to 35,620.36, 49,103.22 and 30,560.20 is: 42,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,620.36 : 49,103.22 = 30,560.20 : x
  2. Step 2: Convert to fraction form
    35,620.36/49,103.22 = 30,560.20/x
  3. Step 3: Cross multiply
    35,620.36x = 49,103.22 × 30,560.20
  4. Step 4: Simplify right side
    35,620.36x = 1,500,604,223.84
  5. Step 5: Solve for x
    x = 1,500,604,223.84/35,620.36
  6. Step 6: Final answer
    x = 42,127.71

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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.