Home / 19,303.11-28,905.66-16,174.89

Finding the Fourth Proportional to 19,303.11, 28,905.66 and 16,174.89

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Solution

The fourth proportional to 19,303.11, 28,905.66 and 16,174.89 is: 24,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.11 : 28,905.66 = 16,174.89 : x
  2. Step 2: Convert to fraction form
    19,303.11/28,905.66 = 16,174.89/x
  3. Step 3: Cross multiply
    19,303.11x = 28,905.66 × 16,174.89
  4. Step 4: Simplify right side
    19,303.11x = 467,545,870.88
  5. Step 5: Solve for x
    x = 467,545,870.88/19,303.11
  6. Step 6: Final answer
    x = 24,221.27

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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.