Home / 19,074.48-28,574.82-10,729.14

Finding the Fourth Proportional to 19,074.48, 28,574.82 and 10,729.14

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Solution

The fourth proportional to 19,074.48, 28,574.82 and 10,729.14 is: 16,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.48 : 28,574.82 = 10,729.14 : x
  2. Step 2: Convert to fraction form
    19,074.48/28,574.82 = 10,729.14/x
  3. Step 3: Cross multiply
    19,074.48x = 28,574.82 × 10,729.14
  4. Step 4: Simplify right side
    19,074.48x = 306,583,244.25
  5. Step 5: Solve for x
    x = 306,583,244.25/19,074.48
  6. Step 6: Final answer
    x = 16,072.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.