Home / 27,740.60-41,610.90-9,272.60

Finding the Fourth Proportional to 27,740.60, 41,610.90 and 9,272.60

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Solution

The fourth proportional to 27,740.60, 41,610.90 and 9,272.60 is: 13,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740.60 : 41,610.90 = 9,272.60 : x
  2. Step 2: Convert to fraction form
    27,740.60/41,610.90 = 9,272.60/x
  3. Step 3: Cross multiply
    27,740.60x = 41,610.90 × 9,272.60
  4. Step 4: Simplify right side
    27,740.60x = 385,841,231.34
  5. Step 5: Solve for x
    x = 385,841,231.34/27,740.60
  6. Step 6: Final answer
    x = 13,908.90

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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.