Home / 27,146.44-40,717.73-8,426.03

Finding the Fourth Proportional to 27,146.44, 40,717.73 and 8,426.03

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Solution

The fourth proportional to 27,146.44, 40,717.73 and 8,426.03 is: 12,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146.44 : 40,717.73 = 8,426.03 : x
  2. Step 2: Convert to fraction form
    27,146.44/40,717.73 = 8,426.03/x
  3. Step 3: Cross multiply
    27,146.44x = 40,717.73 × 8,426.03
  4. Step 4: Simplify right side
    27,146.44x = 343,088,814.51
  5. Step 5: Solve for x
    x = 343,088,814.51/27,146.44
  6. Step 6: Final answer
    x = 12,638.45

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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.