Home / 19,418.00-26,801.26-13,746.85

Finding the Fourth Proportional to 19,418.00, 26,801.26 and 13,746.85

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Solution

The fourth proportional to 19,418.00, 26,801.26 and 13,746.85 is: 18,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.00 : 26,801.26 = 13,746.85 : x
  2. Step 2: Convert to fraction form
    19,418.00/26,801.26 = 13,746.85/x
  3. Step 3: Cross multiply
    19,418.00x = 26,801.26 × 13,746.85
  4. Step 4: Simplify right side
    19,418.00x = 368,432,799.66
  5. Step 5: Solve for x
    x = 368,432,799.66/19,418.00
  6. Step 6: Final answer
    x = 18,973.78

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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.