Home / 21,525.24-32,240.99-10,408.50

Finding the Fourth Proportional to 21,525.24, 32,240.99 and 10,408.50

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Solution

The fourth proportional to 21,525.24, 32,240.99 and 10,408.50 is: 15,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525.24 : 32,240.99 = 10,408.50 : x
  2. Step 2: Convert to fraction form
    21,525.24/32,240.99 = 10,408.50/x
  3. Step 3: Cross multiply
    21,525.24x = 32,240.99 × 10,408.50
  4. Step 4: Simplify right side
    21,525.24x = 335,580,311.89
  5. Step 5: Solve for x
    x = 335,580,311.89/21,525.24
  6. Step 6: Final answer
    x = 15,590.08

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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.