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Finding the Fourth Proportional to 27,809.32, 41,713.63 and 6,749.54

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Solution

The fourth proportional to 27,809.32, 41,713.63 and 6,749.54 is: 10,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,809.32 : 41,713.63 = 6,749.54 : x
  2. Step 2: Convert to fraction form
    27,809.32/41,713.63 = 6,749.54/x
  3. Step 3: Cross multiply
    27,809.32x = 41,713.63 × 6,749.54
  4. Step 4: Simplify right side
    27,809.32x = 281,547,588.79
  5. Step 5: Solve for x
    x = 281,547,588.79/27,809.32
  6. Step 6: Final answer
    x = 10,124.22

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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.