Home / 26,165.75-36,112.01-14,987.75

Finding the Fourth Proportional to 26,165.75, 36,112.01 and 14,987.75

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Solution

The fourth proportional to 26,165.75, 36,112.01 and 14,987.75 is: 20,684.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.75 : 36,112.01 = 14,987.75 : x
  2. Step 2: Convert to fraction form
    26,165.75/36,112.01 = 14,987.75/x
  3. Step 3: Cross multiply
    26,165.75x = 36,112.01 × 14,987.75
  4. Step 4: Simplify right side
    26,165.75x = 541,237,702.94
  5. Step 5: Solve for x
    x = 541,237,702.94/26,165.75
  6. Step 6: Final answer
    x = 20,684.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.