Home / 21,594.66-29,777.33-13,525.44

Finding the Fourth Proportional to 21,594.66, 29,777.33 and 13,525.44

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Solution

The fourth proportional to 21,594.66, 29,777.33 and 13,525.44 is: 18,650.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594.66 : 29,777.33 = 13,525.44 : x
  2. Step 2: Convert to fraction form
    21,594.66/29,777.33 = 13,525.44/x
  3. Step 3: Cross multiply
    21,594.66x = 29,777.33 × 13,525.44
  4. Step 4: Simplify right side
    21,594.66x = 402,751,559.67
  5. Step 5: Solve for x
    x = 402,751,559.67/21,594.66
  6. Step 6: Final answer
    x = 18,650.51

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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.