Home / 21,650.98-32,475.24-5,855.78

Finding the Fourth Proportional to 21,650.98, 32,475.24 and 5,855.78

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Solution

The fourth proportional to 21,650.98, 32,475.24 and 5,855.78 is: 8,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,650.98 : 32,475.24 = 5,855.78 : x
  2. Step 2: Convert to fraction form
    21,650.98/32,475.24 = 5,855.78/x
  3. Step 3: Cross multiply
    21,650.98x = 32,475.24 × 5,855.78
  4. Step 4: Simplify right side
    21,650.98x = 190,167,860.89
  5. Step 5: Solve for x
    x = 190,167,860.89/21,650.98
  6. Step 6: Final answer
    x = 8,783.34

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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.