Home / 17,636.90-26,434.50-7,755.52

Finding the Fourth Proportional to 17,636.90, 26,434.50 and 7,755.52

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Solution

The fourth proportional to 17,636.90, 26,434.50 and 7,755.52 is: 11,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,636.90 : 26,434.50 = 7,755.52 : x
  2. Step 2: Convert to fraction form
    17,636.90/26,434.50 = 7,755.52/x
  3. Step 3: Cross multiply
    17,636.90x = 26,434.50 × 7,755.52
  4. Step 4: Simplify right side
    17,636.90x = 205,013,293.44
  5. Step 5: Solve for x
    x = 205,013,293.44/17,636.90
  6. Step 6: Final answer
    x = 11,624.11

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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.