Home / 40,260.21-55,560.48-22,355.51

Finding the Fourth Proportional to 40,260.21, 55,560.48 and 22,355.51

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Solution

The fourth proportional to 40,260.21, 55,560.48 and 22,355.51 is: 30,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,260.21 : 55,560.48 = 22,355.51 : x
  2. Step 2: Convert to fraction form
    40,260.21/55,560.48 = 22,355.51/x
  3. Step 3: Cross multiply
    40,260.21x = 55,560.48 × 22,355.51
  4. Step 4: Simplify right side
    40,260.21x = 1,242,082,942.89
  5. Step 5: Solve for x
    x = 1,242,082,942.89/40,260.21
  6. Step 6: Final answer
    x = 30,851.38

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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.