Home / 32,682.78-45,100.58-18,536.94

Finding the Fourth Proportional to 32,682.78, 45,100.58 and 18,536.94

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Solution

The fourth proportional to 32,682.78, 45,100.58 and 18,536.94 is: 25,580.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,682.78 : 45,100.58 = 18,536.94 : x
  2. Step 2: Convert to fraction form
    32,682.78/45,100.58 = 18,536.94/x
  3. Step 3: Cross multiply
    32,682.78x = 45,100.58 × 18,536.94
  4. Step 4: Simplify right side
    32,682.78x = 836,026,745.43
  5. Step 5: Solve for x
    x = 836,026,745.43/32,682.78
  6. Step 6: Final answer
    x = 25,580.04

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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.