Home / 30,083.72-41,515.04-16,654.72

Finding the Fourth Proportional to 30,083.72, 41,515.04 and 16,654.72

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Solution

The fourth proportional to 30,083.72, 41,515.04 and 16,654.72 is: 22,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,083.72 : 41,515.04 = 16,654.72 : x
  2. Step 2: Convert to fraction form
    30,083.72/41,515.04 = 16,654.72/x
  3. Step 3: Cross multiply
    30,083.72x = 41,515.04 × 16,654.72
  4. Step 4: Simplify right side
    30,083.72x = 691,421,366.99
  5. Step 5: Solve for x
    x = 691,421,366.99/30,083.72
  6. Step 6: Final answer
    x = 22,983.24

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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.