Home / 27,005.40-40,556.70-26,130.60

Finding the Fourth Proportional to 27,005.40, 40,556.70 and 26,130.60

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Solution

The fourth proportional to 27,005.40, 40,556.70 and 26,130.60 is: 39,242.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,005.40 : 40,556.70 = 26,130.60 : x
  2. Step 2: Convert to fraction form
    27,005.40/40,556.70 = 26,130.60/x
  3. Step 3: Cross multiply
    27,005.40x = 40,556.70 × 26,130.60
  4. Step 4: Simplify right side
    27,005.40x = 1,059,770,905.02
  5. Step 5: Solve for x
    x = 1,059,770,905.02/27,005.40
  6. Step 6: Final answer
    x = 39,242.93

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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.