Home / 19,255.32-28,882.98-10,497.60

Finding the Fourth Proportional to 19,255.32, 28,882.98 and 10,497.60

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Solution

The fourth proportional to 19,255.32, 28,882.98 and 10,497.60 is: 15,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.32 : 28,882.98 = 10,497.60 : x
  2. Step 2: Convert to fraction form
    19,255.32/28,882.98 = 10,497.60/x
  3. Step 3: Cross multiply
    19,255.32x = 28,882.98 × 10,497.60
  4. Step 4: Simplify right side
    19,255.32x = 303,201,970.85
  5. Step 5: Solve for x
    x = 303,201,970.85/19,255.32
  6. Step 6: Final answer
    x = 15,746.40

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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.