Home / 50,986.98-76,491.27-15,929.28

Finding the Fourth Proportional to 50,986.98, 76,491.27 and 15,929.28

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Solution

The fourth proportional to 50,986.98, 76,491.27 and 15,929.28 is: 23,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.98 : 76,491.27 = 15,929.28 : x
  2. Step 2: Convert to fraction form
    50,986.98/76,491.27 = 15,929.28/x
  3. Step 3: Cross multiply
    50,986.98x = 76,491.27 × 15,929.28
  4. Step 4: Simplify right side
    50,986.98x = 1,218,450,857.39
  5. Step 5: Solve for x
    x = 1,218,450,857.39/50,986.98
  6. Step 6: Final answer
    x = 23,897.29

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1.5x scale

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.