Home / 34,647.61-47,813.68-18,732.07

Finding the Fourth Proportional to 34,647.61, 47,813.68 and 18,732.07

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Solution

The fourth proportional to 34,647.61, 47,813.68 and 18,732.07 is: 25,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,647.61 : 47,813.68 = 18,732.07 : x
  2. Step 2: Convert to fraction form
    34,647.61/47,813.68 = 18,732.07/x
  3. Step 3: Cross multiply
    34,647.61x = 47,813.68 × 18,732.07
  4. Step 4: Simplify right side
    34,647.61x = 895,649,200.72
  5. Step 5: Solve for x
    x = 895,649,200.72/34,647.61
  6. Step 6: Final answer
    x = 25,850.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.