Home / 23,012.81-34,519.64-7,217.49

Finding the Fourth Proportional to 23,012.81, 34,519.64 and 7,217.49

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Solution

The fourth proportional to 23,012.81, 34,519.64 and 7,217.49 is: 10,826.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,012.81 : 34,519.64 = 7,217.49 : x
  2. Step 2: Convert to fraction form
    23,012.81/34,519.64 = 7,217.49/x
  3. Step 3: Cross multiply
    23,012.81x = 34,519.64 × 7,217.49
  4. Step 4: Simplify right side
    23,012.81x = 249,145,174.55
  5. Step 5: Solve for x
    x = 249,145,174.55/23,012.81
  6. Step 6: Final answer
    x = 10,826.37

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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.