Home / 35,223.21-48,617.21-21,786.66

Finding the Fourth Proportional to 35,223.21, 48,617.21 and 21,786.66

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Solution

The fourth proportional to 35,223.21, 48,617.21 and 21,786.66 is: 30,071.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,223.21 : 48,617.21 = 21,786.66 : x
  2. Step 2: Convert to fraction form
    35,223.21/48,617.21 = 21,786.66/x
  3. Step 3: Cross multiply
    35,223.21x = 48,617.21 × 21,786.66
  4. Step 4: Simplify right side
    35,223.21x = 1,059,206,678.89
  5. Step 5: Solve for x
    x = 1,059,206,678.89/35,223.21
  6. Step 6: Final answer
    x = 30,071.27

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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.