Home / 19,283.64-28,930.92-6,137.04

Finding the Fourth Proportional to 19,283.64, 28,930.92 and 6,137.04

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Solution

The fourth proportional to 19,283.64, 28,930.92 and 6,137.04 is: 9,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.64 : 28,930.92 = 6,137.04 : x
  2. Step 2: Convert to fraction form
    19,283.64/28,930.92 = 6,137.04/x
  3. Step 3: Cross multiply
    19,283.64x = 28,930.92 × 6,137.04
  4. Step 4: Simplify right side
    19,283.64x = 177,550,213.28
  5. Step 5: Solve for x
    x = 177,550,213.28/19,283.64
  6. Step 6: Final answer
    x = 9,207.30

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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.