Home / 40,635.57-60,977.58-18,144.51

Finding the Fourth Proportional to 40,635.57, 60,977.58 and 18,144.51

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Solution

The fourth proportional to 40,635.57, 60,977.58 and 18,144.51 is: 27,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,635.57 : 60,977.58 = 18,144.51 : x
  2. Step 2: Convert to fraction form
    40,635.57/60,977.58 = 18,144.51/x
  3. Step 3: Cross multiply
    40,635.57x = 60,977.58 × 18,144.51
  4. Step 4: Simplify right side
    40,635.57x = 1,106,408,310.09
  5. Step 5: Solve for x
    x = 1,106,408,310.09/40,635.57
  6. Step 6: Final answer
    x = 27,227.58

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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.