Home / 27,386.60-41,112.30-15,549.80

Finding the Fourth Proportional to 27,386.60, 41,112.30 and 15,549.80

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Solution

The fourth proportional to 27,386.60, 41,112.30 and 15,549.80 is: 23,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.60 : 41,112.30 = 15,549.80 : x
  2. Step 2: Convert to fraction form
    27,386.60/41,112.30 = 15,549.80/x
  3. Step 3: Cross multiply
    27,386.60x = 41,112.30 × 15,549.80
  4. Step 4: Simplify right side
    27,386.60x = 639,288,042.54
  5. Step 5: Solve for x
    x = 639,288,042.54/27,386.60
  6. Step 6: Final answer
    x = 23,343.10

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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.