Home / 26,632.72-36,755.40-15,454

Finding the Fourth Proportional to 26,632.72, 36,755.40 and 15,454

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Solution

The fourth proportional to 26,632.72, 36,755.40 and 15,454 is: 21,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,632.72 : 36,755.40 = 15,454 : x
  2. Step 2: Convert to fraction form
    26,632.72/36,755.40 = 15,454/x
  3. Step 3: Cross multiply
    26,632.72x = 36,755.40 × 15,454
  4. Step 4: Simplify right side
    26,632.72x = 568,017,951.60
  5. Step 5: Solve for x
    x = 568,017,951.60/26,632.72
  6. Step 6: Final answer
    x = 21,327.82

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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.