Home / 19,039.52-28,585.10-10,725.32

Finding the Fourth Proportional to 19,039.52, 28,585.10 and 10,725.32

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Solution

The fourth proportional to 19,039.52, 28,585.10 and 10,725.32 is: 16,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.52 : 28,585.10 = 10,725.32 : x
  2. Step 2: Convert to fraction form
    19,039.52/28,585.10 = 10,725.32/x
  3. Step 3: Cross multiply
    19,039.52x = 28,585.10 × 10,725.32
  4. Step 4: Simplify right side
    19,039.52x = 306,584,344.73
  5. Step 5: Solve for x
    x = 306,584,344.73/19,039.52
  6. Step 6: Final answer
    x = 16,102.52

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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.