Home / 30,294.08-41,801.70-16,863.57

Finding the Fourth Proportional to 30,294.08, 41,801.70 and 16,863.57

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Solution

The fourth proportional to 30,294.08, 41,801.70 and 16,863.57 is: 23,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,294.08 : 41,801.70 = 16,863.57 : x
  2. Step 2: Convert to fraction form
    30,294.08/41,801.70 = 16,863.57/x
  3. Step 3: Cross multiply
    30,294.08x = 41,801.70 × 16,863.57
  4. Step 4: Simplify right side
    30,294.08x = 704,925,894.07
  5. Step 5: Solve for x
    x = 704,925,894.07/30,294.08
  6. Step 6: Final answer
    x = 23,269.43

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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.