Home / 21,757.95-32,648.67-14,365.89

Finding the Fourth Proportional to 21,757.95, 32,648.67 and 14,365.89

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Solution

The fourth proportional to 21,757.95, 32,648.67 and 14,365.89 is: 21,556.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,757.95 : 32,648.67 = 14,365.89 : x
  2. Step 2: Convert to fraction form
    21,757.95/32,648.67 = 14,365.89/x
  3. Step 3: Cross multiply
    21,757.95x = 32,648.67 × 14,365.89
  4. Step 4: Simplify right side
    21,757.95x = 469,027,201.87
  5. Step 5: Solve for x
    x = 469,027,201.87/21,757.95
  6. Step 6: Final answer
    x = 21,556.59

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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.