Home / 27,929.40-41,942.70-27,054.60

Finding the Fourth Proportional to 27,929.40, 41,942.70 and 27,054.60

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Solution

The fourth proportional to 27,929.40, 41,942.70 and 27,054.60 is: 40,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,929.40 : 41,942.70 = 27,054.60 : x
  2. Step 2: Convert to fraction form
    27,929.40/41,942.70 = 27,054.60/x
  3. Step 3: Cross multiply
    27,929.40x = 41,942.70 × 27,054.60
  4. Step 4: Simplify right side
    27,929.40x = 1,134,742,971.42
  5. Step 5: Solve for x
    x = 1,134,742,971.42/27,929.40
  6. Step 6: Final answer
    x = 40,628.98

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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.