Home / 21,423.24-32,137.92-6,633.30

Finding the Fourth Proportional to 21,423.24, 32,137.92 and 6,633.30

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Solution

The fourth proportional to 21,423.24, 32,137.92 and 6,633.30 is: 9,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,423.24 : 32,137.92 = 6,633.30 : x
  2. Step 2: Convert to fraction form
    21,423.24/32,137.92 = 6,633.30/x
  3. Step 3: Cross multiply
    21,423.24x = 32,137.92 × 6,633.30
  4. Step 4: Simplify right side
    21,423.24x = 213,180,464.74
  5. Step 5: Solve for x
    x = 213,180,464.74/21,423.24
  6. Step 6: Final answer
    x = 9,950.90

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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.