Home / 43,316.19-64,976.58-13,736.34

Finding the Fourth Proportional to 43,316.19, 64,976.58 and 13,736.34

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Solution

The fourth proportional to 43,316.19, 64,976.58 and 13,736.34 is: 20,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,316.19 : 64,976.58 = 13,736.34 : x
  2. Step 2: Convert to fraction form
    43,316.19/64,976.58 = 13,736.34/x
  3. Step 3: Cross multiply
    43,316.19x = 64,976.58 × 13,736.34
  4. Step 4: Simplify right side
    43,316.19x = 892,540,394.92
  5. Step 5: Solve for x
    x = 892,540,394.92/43,316.19
  6. Step 6: Final answer
    x = 20,605.24

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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.