Home / 30,175.08-41,641.98-16,747.65

Finding the Fourth Proportional to 30,175.08, 41,641.98 and 16,747.65

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Solution

The fourth proportional to 30,175.08, 41,641.98 and 16,747.65 is: 23,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,175.08 : 41,641.98 = 16,747.65 : x
  2. Step 2: Convert to fraction form
    30,175.08/41,641.98 = 16,747.65/x
  3. Step 3: Cross multiply
    30,175.08x = 41,641.98 × 16,747.65
  4. Step 4: Simplify right side
    30,175.08x = 697,405,306.35
  5. Step 5: Solve for x
    x = 697,405,306.35/30,175.08
  6. Step 6: Final answer
    x = 23,111.96

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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.