Home / 27,207.14-40,805.45-7,480.67

Finding the Fourth Proportional to 27,207.14, 40,805.45 and 7,480.67

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Solution

The fourth proportional to 27,207.14, 40,805.45 and 7,480.67 is: 11,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.14 : 40,805.45 = 7,480.67 : x
  2. Step 2: Convert to fraction form
    27,207.14/40,805.45 = 7,480.67/x
  3. Step 3: Cross multiply
    27,207.14x = 40,805.45 × 7,480.67
  4. Step 4: Simplify right side
    27,207.14x = 305,252,068.25
  5. Step 5: Solve for x
    x = 305,252,068.25/27,207.14
  6. Step 6: Final answer
    x = 11,219.56

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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.