Home / 19,306.11-28,910.16-16,177.89

Finding the Fourth Proportional to 19,306.11, 28,910.16 and 16,177.89

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Solution

The fourth proportional to 19,306.11, 28,910.16 and 16,177.89 is: 24,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,306.11 : 28,910.16 = 16,177.89 : x
  2. Step 2: Convert to fraction form
    19,306.11/28,910.16 = 16,177.89/x
  3. Step 3: Cross multiply
    19,306.11x = 28,910.16 × 16,177.89
  4. Step 4: Simplify right side
    19,306.11x = 467,705,388.36
  5. Step 5: Solve for x
    x = 467,705,388.36/19,306.11
  6. Step 6: Final answer
    x = 24,225.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.