Home / 43,169.58-64,745.64-15,090.84

Finding the Fourth Proportional to 43,169.58, 64,745.64 and 15,090.84

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Solution

The fourth proportional to 43,169.58, 64,745.64 and 15,090.84 is: 22,633.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,169.58 : 64,745.64 = 15,090.84 : x
  2. Step 2: Convert to fraction form
    43,169.58/64,745.64 = 15,090.84/x
  3. Step 3: Cross multiply
    43,169.58x = 64,745.64 × 15,090.84
  4. Step 4: Simplify right side
    43,169.58x = 977,066,093.94
  5. Step 5: Solve for x
    x = 977,066,093.94/43,169.58
  6. Step 6: Final answer
    x = 22,633.21

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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.