Home / 43,104.36-64,664.50-19,412.46

Finding the Fourth Proportional to 43,104.36, 64,664.50 and 19,412.46

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Solution

The fourth proportional to 43,104.36, 64,664.50 and 19,412.46 is: 29,122.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,104.36 : 64,664.50 = 19,412.46 : x
  2. Step 2: Convert to fraction form
    43,104.36/64,664.50 = 19,412.46/x
  3. Step 3: Cross multiply
    43,104.36x = 64,664.50 × 19,412.46
  4. Step 4: Simplify right side
    43,104.36x = 1,255,297,019.67
  5. Step 5: Solve for x
    x = 1,255,297,019.67/43,104.36
  6. Step 6: Final answer
    x = 29,122.27

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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.