Home / 19,458-26,852.04-11,074.50

Finding the Fourth Proportional to 19,458, 26,852.04 and 11,074.50

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Solution

The fourth proportional to 19,458, 26,852.04 and 11,074.50 is: 15,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,458 : 26,852.04 = 11,074.50 : x
  2. Step 2: Convert to fraction form
    19,458/26,852.04 = 11,074.50/x
  3. Step 3: Cross multiply
    19,458x = 26,852.04 × 11,074.50
  4. Step 4: Simplify right side
    19,458x = 297,372,916.98
  5. Step 5: Solve for x
    x = 297,372,916.98/19,458
  6. Step 6: Final answer
    x = 15,282.81

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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.