Home / 19,073.49-28,573.33-10,728.15

Finding the Fourth Proportional to 19,073.49, 28,573.33 and 10,728.15

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Solution

The fourth proportional to 19,073.49, 28,573.33 and 10,728.15 is: 16,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073.49 : 28,573.33 = 10,728.15 : x
  2. Step 2: Convert to fraction form
    19,073.49/28,573.33 = 10,728.15/x
  3. Step 3: Cross multiply
    19,073.49x = 28,573.33 × 10,728.15
  4. Step 4: Simplify right side
    19,073.49x = 306,538,970.24
  5. Step 5: Solve for x
    x = 306,538,970.24/19,073.49
  6. Step 6: Final answer
    x = 16,071.47

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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.