Home / 19,290.14-26,624.68-11,734.88

Finding the Fourth Proportional to 19,290.14, 26,624.68 and 11,734.88

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Solution

The fourth proportional to 19,290.14, 26,624.68 and 11,734.88 is: 16,196.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,290.14 : 26,624.68 = 11,734.88 : x
  2. Step 2: Convert to fraction form
    19,290.14/26,624.68 = 11,734.88/x
  3. Step 3: Cross multiply
    19,290.14x = 26,624.68 × 11,734.88
  4. Step 4: Simplify right side
    19,290.14x = 312,437,424.84
  5. Step 5: Solve for x
    x = 312,437,424.84/19,290.14
  6. Step 6: Final answer
    x = 16,196.74

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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.