Home / 46,676.30-69,993.39-13,388.81

Finding the Fourth Proportional to 46,676.30, 69,993.39 and 13,388.81

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Solution

The fourth proportional to 46,676.30, 69,993.39 and 13,388.81 is: 20,077.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,676.30 : 69,993.39 = 13,388.81 : x
  2. Step 2: Convert to fraction form
    46,676.30/69,993.39 = 13,388.81/x
  3. Step 3: Cross multiply
    46,676.30x = 69,993.39 × 13,388.81
  4. Step 4: Simplify right side
    46,676.30x = 937,128,199.97
  5. Step 5: Solve for x
    x = 937,128,199.97/46,676.30
  6. Step 6: Final answer
    x = 20,077.17

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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.