Home / 32,628.21-45,026.85-18,481.15

Finding the Fourth Proportional to 32,628.21, 45,026.85 and 18,481.15

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Solution

The fourth proportional to 32,628.21, 45,026.85 and 18,481.15 is: 25,503.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,628.21 : 45,026.85 = 18,481.15 : x
  2. Step 2: Convert to fraction form
    32,628.21/45,026.85 = 18,481.15/x
  3. Step 3: Cross multiply
    32,628.21x = 45,026.85 × 18,481.15
  4. Step 4: Simplify right side
    32,628.21x = 832,147,968.88
  5. Step 5: Solve for x
    x = 832,147,968.88/32,628.21
  6. Step 6: Final answer
    x = 25,503.94

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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.