Home / 35,536.20-53,234.10-18,018.60

Finding the Fourth Proportional to 35,536.20, 53,234.10 and 18,018.60

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Solution

The fourth proportional to 35,536.20, 53,234.10 and 18,018.60 is: 26,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,536.20 : 53,234.10 = 18,018.60 : x
  2. Step 2: Convert to fraction form
    35,536.20/53,234.10 = 18,018.60/x
  3. Step 3: Cross multiply
    35,536.20x = 53,234.10 × 18,018.60
  4. Step 4: Simplify right side
    35,536.20x = 959,203,954.26
  5. Step 5: Solve for x
    x = 959,203,954.26/35,536.20
  6. Step 6: Final answer
    x = 26,992.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.