Home / 19,506.03-26,911.06-12,795.38

Finding the Fourth Proportional to 19,506.03, 26,911.06 and 12,795.38

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Solution

The fourth proportional to 19,506.03, 26,911.06 and 12,795.38 is: 17,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.03 : 26,911.06 = 12,795.38 : x
  2. Step 2: Convert to fraction form
    19,506.03/26,911.06 = 12,795.38/x
  3. Step 3: Cross multiply
    19,506.03x = 26,911.06 × 12,795.38
  4. Step 4: Simplify right side
    19,506.03x = 344,337,238.90
  5. Step 5: Solve for x
    x = 344,337,238.90/19,506.03
  6. Step 6: Final answer
    x = 17,652.86

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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.