Home / 19,116.43-28,662.22-6,635.50

Finding the Fourth Proportional to 19,116.43, 28,662.22 and 6,635.50

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Solution

The fourth proportional to 19,116.43, 28,662.22 and 6,635.50 is: 9,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.43 : 28,662.22 = 6,635.50 : x
  2. Step 2: Convert to fraction form
    19,116.43/28,662.22 = 6,635.50/x
  3. Step 3: Cross multiply
    19,116.43x = 28,662.22 × 6,635.50
  4. Step 4: Simplify right side
    19,116.43x = 190,188,160.81
  5. Step 5: Solve for x
    x = 190,188,160.81/19,116.43
  6. Step 6: Final answer
    x = 9,948.94

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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.