Home / 19,418.07-26,761.41-14,103.66

Finding the Fourth Proportional to 19,418.07, 26,761.41 and 14,103.66

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Solution

The fourth proportional to 19,418.07, 26,761.41 and 14,103.66 is: 19,437.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.07 : 26,761.41 = 14,103.66 : x
  2. Step 2: Convert to fraction form
    19,418.07/26,761.41 = 14,103.66/x
  3. Step 3: Cross multiply
    19,418.07x = 26,761.41 × 14,103.66
  4. Step 4: Simplify right side
    19,418.07x = 377,433,827.76
  5. Step 5: Solve for x
    x = 377,433,827.76/19,418.07
  6. Step 6: Final answer
    x = 19,437.25

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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.