Home / 43,313.96-64,973.37-12,151.64

Finding the Fourth Proportional to 43,313.96, 64,973.37 and 12,151.64

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Solution

The fourth proportional to 43,313.96, 64,973.37 and 12,151.64 is: 18,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,313.96 : 64,973.37 = 12,151.64 : x
  2. Step 2: Convert to fraction form
    43,313.96/64,973.37 = 12,151.64/x
  3. Step 3: Cross multiply
    43,313.96x = 64,973.37 × 12,151.64
  4. Step 4: Simplify right side
    43,313.96x = 789,533,001.83
  5. Step 5: Solve for x
    x = 789,533,001.83/43,313.96
  6. Step 6: Final answer
    x = 18,228.14

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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.