Home / 19,240.20-28,816.56-15,054.12

Finding the Fourth Proportional to 19,240.20, 28,816.56 and 15,054.12

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Solution

The fourth proportional to 19,240.20, 28,816.56 and 15,054.12 is: 22,546.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.20 : 28,816.56 = 15,054.12 : x
  2. Step 2: Convert to fraction form
    19,240.20/28,816.56 = 15,054.12/x
  3. Step 3: Cross multiply
    19,240.20x = 28,816.56 × 15,054.12
  4. Step 4: Simplify right side
    19,240.20x = 433,807,952.23
  5. Step 5: Solve for x
    x = 433,807,952.23/19,240.20
  6. Step 6: Final answer
    x = 22,546.96

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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.