Home / 35,229.69-48,615.43-21,090.33

Finding the Fourth Proportional to 35,229.69, 48,615.43 and 21,090.33

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Solution

The fourth proportional to 35,229.69, 48,615.43 and 21,090.33 is: 29,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,229.69 : 48,615.43 = 21,090.33 : x
  2. Step 2: Convert to fraction form
    35,229.69/48,615.43 = 21,090.33/x
  3. Step 3: Cross multiply
    35,229.69x = 48,615.43 × 21,090.33
  4. Step 4: Simplify right side
    35,229.69x = 1,025,315,461.79
  5. Step 5: Solve for x
    x = 1,025,315,461.79/35,229.69
  6. Step 6: Final answer
    x = 29,103.73

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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.