Home / 40,265.51-60,306.26-19,220.36

Finding the Fourth Proportional to 40,265.51, 60,306.26 and 19,220.36

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Solution

The fourth proportional to 40,265.51, 60,306.26 and 19,220.36 is: 28,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,265.51 : 60,306.26 = 19,220.36 : x
  2. Step 2: Convert to fraction form
    40,265.51/60,306.26 = 19,220.36/x
  3. Step 3: Cross multiply
    40,265.51x = 60,306.26 × 19,220.36
  4. Step 4: Simplify right side
    40,265.51x = 1,159,107,629.82
  5. Step 5: Solve for x
    x = 1,159,107,629.82/40,265.51
  6. Step 6: Final answer
    x = 28,786.62

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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.