Home / 28,796.71-43,326.83-17,118.67

Finding the Fourth Proportional to 28,796.71, 43,326.83 and 17,118.67

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Solution

The fourth proportional to 28,796.71, 43,326.83 and 17,118.67 is: 25,756.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,796.71 : 43,326.83 = 17,118.67 : x
  2. Step 2: Convert to fraction form
    28,796.71/43,326.83 = 17,118.67/x
  3. Step 3: Cross multiply
    28,796.71x = 43,326.83 × 17,118.67
  4. Step 4: Simplify right side
    28,796.71x = 741,697,619.32
  5. Step 5: Solve for x
    x = 741,697,619.32/28,796.71
  6. Step 6: Final answer
    x = 25,756.33

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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.