Home / 30,016.91-41,425.83-16,590.79

Finding the Fourth Proportional to 30,016.91, 41,425.83 and 16,590.79

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Solution

The fourth proportional to 30,016.91, 41,425.83 and 16,590.79 is: 22,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.91 : 41,425.83 = 16,590.79 : x
  2. Step 2: Convert to fraction form
    30,016.91/41,425.83 = 16,590.79/x
  3. Step 3: Cross multiply
    30,016.91x = 41,425.83 × 16,590.79
  4. Step 4: Simplify right side
    30,016.91x = 687,287,038.98
  5. Step 5: Solve for x
    x = 687,287,038.98/30,016.91
  6. Step 6: Final answer
    x = 22,896.66

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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.