Home / 30,103-41,541.68-16,490.94

Finding the Fourth Proportional to 30,103, 41,541.68 and 16,490.94

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Solution

The fourth proportional to 30,103, 41,541.68 and 16,490.94 is: 22,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103 : 41,541.68 = 16,490.94 : x
  2. Step 2: Convert to fraction form
    30,103/41,541.68 = 16,490.94/x
  3. Step 3: Cross multiply
    30,103x = 41,541.68 × 16,490.94
  4. Step 4: Simplify right side
    30,103x = 685,061,352.38
  5. Step 5: Solve for x
    x = 685,061,352.38/30,103
  6. Step 6: Final answer
    x = 22,757.25

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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.