Home / 27,036.45-40,556.70-7,314.57

Finding the Fourth Proportional to 27,036.45, 40,556.70 and 7,314.57

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Solution

The fourth proportional to 27,036.45, 40,556.70 and 7,314.57 is: 10,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.45 : 40,556.70 = 7,314.57 : x
  2. Step 2: Convert to fraction form
    27,036.45/40,556.70 = 7,314.57/x
  3. Step 3: Cross multiply
    27,036.45x = 40,556.70 × 7,314.57
  4. Step 4: Simplify right side
    27,036.45x = 296,654,821.12
  5. Step 5: Solve for x
    x = 296,654,821.12/27,036.45
  6. Step 6: Final answer
    x = 10,972.40

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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.