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Finding the Fourth Proportional to 23,013, 34,519.92 and 7,217.68

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Solution

The fourth proportional to 23,013, 34,519.92 and 7,217.68 is: 10,826.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013 : 34,519.92 = 7,217.68 : x
  2. Step 2: Convert to fraction form
    23,013/34,519.92 = 7,217.68/x
  3. Step 3: Cross multiply
    23,013x = 34,519.92 × 7,217.68
  4. Step 4: Simplify right side
    23,013x = 249,153,649.89
  5. Step 5: Solve for x
    x = 249,153,649.89/23,013
  6. Step 6: Final answer
    x = 10,826.65

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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.