Home / 27,973.80-41,967.93-10,443.78

Finding the Fourth Proportional to 27,973.80, 41,967.93 and 10,443.78

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Solution

The fourth proportional to 27,973.80, 41,967.93 and 10,443.78 is: 15,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,973.80 : 41,967.93 = 10,443.78 : x
  2. Step 2: Convert to fraction form
    27,973.80/41,967.93 = 10,443.78/x
  3. Step 3: Cross multiply
    27,973.80x = 41,967.93 × 10,443.78
  4. Step 4: Simplify right side
    27,973.80x = 438,303,827.98
  5. Step 5: Solve for x
    x = 438,303,827.98/27,973.80
  6. Step 6: Final answer
    x = 15,668.37

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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.