Home / 17,734.60-26,580.30-7,863.40

Finding the Fourth Proportional to 17,734.60, 26,580.30 and 7,863.40

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Solution

The fourth proportional to 17,734.60, 26,580.30 and 7,863.40 is: 11,785.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,734.60 : 26,580.30 = 7,863.40 : x
  2. Step 2: Convert to fraction form
    17,734.60/26,580.30 = 7,863.40/x
  3. Step 3: Cross multiply
    17,734.60x = 26,580.30 × 7,863.40
  4. Step 4: Simplify right side
    17,734.60x = 209,011,531.02
  5. Step 5: Solve for x
    x = 209,011,531.02/17,734.60
  6. Step 6: Final answer
    x = 11,785.52

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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.