Home / 27,283.48-40,917.30-9,743.80

Finding the Fourth Proportional to 27,283.48, 40,917.30 and 9,743.80

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Solution

The fourth proportional to 27,283.48, 40,917.30 and 9,743.80 is: 14,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,283.48 : 40,917.30 = 9,743.80 : x
  2. Step 2: Convert to fraction form
    27,283.48/40,917.30 = 9,743.80/x
  3. Step 3: Cross multiply
    27,283.48x = 40,917.30 × 9,743.80
  4. Step 4: Simplify right side
    27,283.48x = 398,689,987.74
  5. Step 5: Solve for x
    x = 398,689,987.74/27,283.48
  6. Step 6: Final answer
    x = 14,612.87

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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.