Home / 19,417.76-26,760.97-14,103.35

Finding the Fourth Proportional to 19,417.76, 26,760.97 and 14,103.35

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Solution

The fourth proportional to 19,417.76, 26,760.97 and 14,103.35 is: 19,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.76 : 26,760.97 = 14,103.35 : x
  2. Step 2: Convert to fraction form
    19,417.76/26,760.97 = 14,103.35/x
  3. Step 3: Cross multiply
    19,417.76x = 26,760.97 × 14,103.35
  4. Step 4: Simplify right side
    19,417.76x = 377,419,326.25
  5. Step 5: Solve for x
    x = 377,419,326.25/19,417.76
  6. Step 6: Final answer
    x = 19,436.81

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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.