Home / 17,719.51-26,576.96-5,240.85

Finding the Fourth Proportional to 17,719.51, 26,576.96 and 5,240.85

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Solution

The fourth proportional to 17,719.51, 26,576.96 and 5,240.85 is: 7,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.51 : 26,576.96 = 5,240.85 : x
  2. Step 2: Convert to fraction form
    17,719.51/26,576.96 = 5,240.85/x
  3. Step 3: Cross multiply
    17,719.51x = 26,576.96 × 5,240.85
  4. Step 4: Simplify right side
    17,719.51x = 139,285,913.92
  5. Step 5: Solve for x
    x = 139,285,913.92/17,719.51
  6. Step 6: Final answer
    x = 7,860.60

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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.