Home / 19,465.82-29,194.63-6,986.55

Finding the Fourth Proportional to 19,465.82, 29,194.63 and 6,986.55

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Solution

The fourth proportional to 19,465.82, 29,194.63 and 6,986.55 is: 10,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.82 : 29,194.63 = 6,986.55 : x
  2. Step 2: Convert to fraction form
    19,465.82/29,194.63 = 6,986.55/x
  3. Step 3: Cross multiply
    19,465.82x = 29,194.63 × 6,986.55
  4. Step 4: Simplify right side
    19,465.82x = 203,969,834.24
  5. Step 5: Solve for x
    x = 203,969,834.24/19,465.82
  6. Step 6: Final answer
    x = 10,478.36

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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.