Home / 27,686.69-41,528.57-7,964.47

Finding the Fourth Proportional to 27,686.69, 41,528.57 and 7,964.47

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Solution

The fourth proportional to 27,686.69, 41,528.57 and 7,964.47 is: 11,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,686.69 : 41,528.57 = 7,964.47 : x
  2. Step 2: Convert to fraction form
    27,686.69/41,528.57 = 7,964.47/x
  3. Step 3: Cross multiply
    27,686.69x = 41,528.57 × 7,964.47
  4. Step 4: Simplify right side
    27,686.69x = 330,752,966.00
  5. Step 5: Solve for x
    x = 330,752,966.00/27,686.69
  6. Step 6: Final answer
    x = 11,946.28

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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.