Home / 17,719.74-26,582.04-5,240.75

Finding the Fourth Proportional to 17,719.74, 26,582.04 and 5,240.75

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Solution

The fourth proportional to 17,719.74, 26,582.04 and 5,240.75 is: 7,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.74 : 26,582.04 = 5,240.75 : x
  2. Step 2: Convert to fraction form
    17,719.74/26,582.04 = 5,240.75/x
  3. Step 3: Cross multiply
    17,719.74x = 26,582.04 × 5,240.75
  4. Step 4: Simplify right side
    17,719.74x = 139,309,693.22
  5. Step 5: Solve for x
    x = 139,309,693.22/17,719.74
  6. Step 6: Final answer
    x = 7,861.84

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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.