Home / 16,530.75-24,762.78-7,633.53

Finding the Fourth Proportional to 16,530.75, 24,762.78 and 7,633.53

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Solution

The fourth proportional to 16,530.75, 24,762.78 and 7,633.53 is: 11,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.75 : 24,762.78 = 7,633.53 : x
  2. Step 2: Convert to fraction form
    16,530.75/24,762.78 = 7,633.53/x
  3. Step 3: Cross multiply
    16,530.75x = 24,762.78 × 7,633.53
  4. Step 4: Simplify right side
    16,530.75x = 189,027,424.01
  5. Step 5: Solve for x
    x = 189,027,424.01/16,530.75
  6. Step 6: Final answer
    x = 11,434.90

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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.