Home / 17,722.87-26,588.57-5,072.81

Finding the Fourth Proportional to 17,722.87, 26,588.57 and 5,072.81

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Solution

The fourth proportional to 17,722.87, 26,588.57 and 5,072.81 is: 7,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,722.87 : 26,588.57 = 5,072.81 : x
  2. Step 2: Convert to fraction form
    17,722.87/26,588.57 = 5,072.81/x
  3. Step 3: Cross multiply
    17,722.87x = 26,588.57 × 5,072.81
  4. Step 4: Simplify right side
    17,722.87x = 134,878,874.34
  5. Step 5: Solve for x
    x = 134,878,874.34/17,722.87
  6. Step 6: Final answer
    x = 7,610.44

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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.