Home / 19,899.57-29,800.08-11,554.27

Finding the Fourth Proportional to 19,899.57, 29,800.08 and 11,554.27

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Solution

The fourth proportional to 19,899.57, 29,800.08 and 11,554.27 is: 17,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.57 : 29,800.08 = 11,554.27 : x
  2. Step 2: Convert to fraction form
    19,899.57/29,800.08 = 11,554.27/x
  3. Step 3: Cross multiply
    19,899.57x = 29,800.08 × 11,554.27
  4. Step 4: Simplify right side
    19,899.57x = 344,318,147.16
  5. Step 5: Solve for x
    x = 344,318,147.16/19,899.57
  6. Step 6: Final answer
    x = 17,302.79

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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.