Home / 44,477.64-66,735-19,504.80

Finding the Fourth Proportional to 44,477.64, 66,735 and 19,504.80

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Solution

The fourth proportional to 44,477.64, 66,735 and 19,504.80 is: 29,265.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,477.64 : 66,735 = 19,504.80 : x
  2. Step 2: Convert to fraction form
    44,477.64/66,735 = 19,504.80/x
  3. Step 3: Cross multiply
    44,477.64x = 66,735 × 19,504.80
  4. Step 4: Simplify right side
    44,477.64x = 1,301,652,828
  5. Step 5: Solve for x
    x = 1,301,652,828/44,477.64
  6. Step 6: Final answer
    x = 29,265.33

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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.