Home / 17,290.21-23,870.66-16,293.76

Finding the Fourth Proportional to 17,290.21, 23,870.66 and 16,293.76

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Solution

The fourth proportional to 17,290.21, 23,870.66 and 16,293.76 is: 22,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290.21 : 23,870.66 = 16,293.76 : x
  2. Step 2: Convert to fraction form
    17,290.21/23,870.66 = 16,293.76/x
  3. Step 3: Cross multiply
    17,290.21x = 23,870.66 × 16,293.76
  4. Step 4: Simplify right side
    17,290.21x = 388,942,805.08
  5. Step 5: Solve for x
    x = 388,942,805.08/17,290.21
  6. Step 6: Final answer
    x = 22,494.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.