Home / 27,681.86-41,498.10-10,147.60

Finding the Fourth Proportional to 27,681.86, 41,498.10 and 10,147.60

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Solution

The fourth proportional to 27,681.86, 41,498.10 and 10,147.60 is: 15,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,681.86 : 41,498.10 = 10,147.60 : x
  2. Step 2: Convert to fraction form
    27,681.86/41,498.10 = 10,147.60/x
  3. Step 3: Cross multiply
    27,681.86x = 41,498.10 × 10,147.60
  4. Step 4: Simplify right side
    27,681.86x = 421,105,912.07
  5. Step 5: Solve for x
    x = 421,105,912.07/27,681.86
  6. Step 6: Final answer
    x = 15,212.34

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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.