Home / 13,736.40-20,606.66-4,973.37

Finding the Fourth Proportional to 13,736.40, 20,606.66 and 4,973.37

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Solution

The fourth proportional to 13,736.40, 20,606.66 and 4,973.37 is: 7,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.40 : 20,606.66 = 4,973.37 : x
  2. Step 2: Convert to fraction form
    13,736.40/20,606.66 = 4,973.37/x
  3. Step 3: Cross multiply
    13,736.40x = 20,606.66 × 4,973.37
  4. Step 4: Simplify right side
    13,736.40x = 102,484,544.64
  5. Step 5: Solve for x
    x = 102,484,544.64/13,736.40
  6. Step 6: Final answer
    x = 7,460.80

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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.