Home / 19,306.50-26,642.97-10,474.50

Finding the Fourth Proportional to 19,306.50, 26,642.97 and 10,474.50

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Solution

The fourth proportional to 19,306.50, 26,642.97 and 10,474.50 is: 14,454.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,306.50 : 26,642.97 = 10,474.50 : x
  2. Step 2: Convert to fraction form
    19,306.50/26,642.97 = 10,474.50/x
  3. Step 3: Cross multiply
    19,306.50x = 26,642.97 × 10,474.50
  4. Step 4: Simplify right side
    19,306.50x = 279,071,789.27
  5. Step 5: Solve for x
    x = 279,071,789.27/19,306.50
  6. Step 6: Final answer
    x = 14,454.81

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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.