Home / 19,086.12-28,597.59-7,392.96

Finding the Fourth Proportional to 19,086.12, 28,597.59 and 7,392.96

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Solution

The fourth proportional to 19,086.12, 28,597.59 and 7,392.96 is: 11,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.12 : 28,597.59 = 7,392.96 : x
  2. Step 2: Convert to fraction form
    19,086.12/28,597.59 = 7,392.96/x
  3. Step 3: Cross multiply
    19,086.12x = 28,597.59 × 7,392.96
  4. Step 4: Simplify right side
    19,086.12x = 211,420,838.97
  5. Step 5: Solve for x
    x = 211,420,838.97/19,086.12
  6. Step 6: Final answer
    x = 11,077.20

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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.