Home / 19,521.73-26,926.10-13,474.30

Finding the Fourth Proportional to 19,521.73, 26,926.10 and 13,474.30

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Solution

The fourth proportional to 19,521.73, 26,926.10 and 13,474.30 is: 18,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.73 : 26,926.10 = 13,474.30 : x
  2. Step 2: Convert to fraction form
    19,521.73/26,926.10 = 13,474.30/x
  3. Step 3: Cross multiply
    19,521.73x = 26,926.10 × 13,474.30
  4. Step 4: Simplify right side
    19,521.73x = 362,810,277.66
  5. Step 5: Solve for x
    x = 362,810,277.66/19,521.73
  6. Step 6: Final answer
    x = 18,584.94

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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.