Home / 30,347.08-41,874.82-16,916.72

Finding the Fourth Proportional to 30,347.08, 41,874.82 and 16,916.72

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Solution

The fourth proportional to 30,347.08, 41,874.82 and 16,916.72 is: 23,342.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,347.08 : 41,874.82 = 16,916.72 : x
  2. Step 2: Convert to fraction form
    30,347.08/41,874.82 = 16,916.72/x
  3. Step 3: Cross multiply
    30,347.08x = 41,874.82 × 16,916.72
  4. Step 4: Simplify right side
    30,347.08x = 708,384,604.99
  5. Step 5: Solve for x
    x = 708,384,604.99/30,347.08
  6. Step 6: Final answer
    x = 23,342.76

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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.