Home / 19,273.95-28,910.93-10,490.45

Finding the Fourth Proportional to 19,273.95, 28,910.93 and 10,490.45

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Solution

The fourth proportional to 19,273.95, 28,910.93 and 10,490.45 is: 15,735.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,273.95 : 28,910.93 = 10,490.45 : x
  2. Step 2: Convert to fraction form
    19,273.95/28,910.93 = 10,490.45/x
  3. Step 3: Cross multiply
    19,273.95x = 28,910.93 × 10,490.45
  4. Step 4: Simplify right side
    19,273.95x = 303,288,468.61
  5. Step 5: Solve for x
    x = 303,288,468.61/19,273.95
  6. Step 6: Final answer
    x = 15,735.67

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Similar ratio
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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.