Home / 26,722.43-40,072.37-8,005.13

Finding the Fourth Proportional to 26,722.43, 40,072.37 and 8,005.13

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Solution

The fourth proportional to 26,722.43, 40,072.37 and 8,005.13 is: 12,004.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.43 : 40,072.37 = 8,005.13 : x
  2. Step 2: Convert to fraction form
    26,722.43/40,072.37 = 8,005.13/x
  3. Step 3: Cross multiply
    26,722.43x = 40,072.37 × 8,005.13
  4. Step 4: Simplify right side
    26,722.43x = 320,784,486.17
  5. Step 5: Solve for x
    x = 320,784,486.17/26,722.43
  6. Step 6: Final answer
    x = 12,004.32

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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.