Home / 19,179.64-28,776.34-6,701.50

Finding the Fourth Proportional to 19,179.64, 28,776.34 and 6,701.50

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Solution

The fourth proportional to 19,179.64, 28,776.34 and 6,701.50 is: 10,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,179.64 : 28,776.34 = 6,701.50 : x
  2. Step 2: Convert to fraction form
    19,179.64/28,776.34 = 6,701.50/x
  3. Step 3: Cross multiply
    19,179.64x = 28,776.34 × 6,701.50
  4. Step 4: Simplify right side
    19,179.64x = 192,844,642.51
  5. Step 5: Solve for x
    x = 192,844,642.51/19,179.64
  6. Step 6: Final answer
    x = 10,054.65

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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.