Home / 19,519.98-29,260.52-11,189.94

Finding the Fourth Proportional to 19,519.98, 29,260.52 and 11,189.94

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Solution

The fourth proportional to 19,519.98, 29,260.52 and 11,189.94 is: 16,773.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.98 : 29,260.52 = 11,189.94 : x
  2. Step 2: Convert to fraction form
    19,519.98/29,260.52 = 11,189.94/x
  3. Step 3: Cross multiply
    19,519.98x = 29,260.52 × 11,189.94
  4. Step 4: Simplify right side
    19,519.98x = 327,423,463.17
  5. Step 5: Solve for x
    x = 327,423,463.17/19,519.98
  6. Step 6: Final answer
    x = 16,773.76

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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.