Home / 23,134.05-34,679.81-8,339.36

Finding the Fourth Proportional to 23,134.05, 34,679.81 and 8,339.36

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Solution

The fourth proportional to 23,134.05, 34,679.81 and 8,339.36 is: 12,501.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,134.05 : 34,679.81 = 8,339.36 : x
  2. Step 2: Convert to fraction form
    23,134.05/34,679.81 = 8,339.36/x
  3. Step 3: Cross multiply
    23,134.05x = 34,679.81 × 8,339.36
  4. Step 4: Simplify right side
    23,134.05x = 289,207,205.23
  5. Step 5: Solve for x
    x = 289,207,205.23/23,134.05
  6. Step 6: Final answer
    x = 12,501.37

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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.