Home / 16,449.09-24,681.72-7,684.62

Finding the Fourth Proportional to 16,449.09, 24,681.72 and 7,684.62

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Solution

The fourth proportional to 16,449.09, 24,681.72 and 7,684.62 is: 11,530.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,449.09 : 24,681.72 = 7,684.62 : x
  2. Step 2: Convert to fraction form
    16,449.09/24,681.72 = 7,684.62/x
  3. Step 3: Cross multiply
    16,449.09x = 24,681.72 × 7,684.62
  4. Step 4: Simplify right side
    16,449.09x = 189,669,639.15
  5. Step 5: Solve for x
    x = 189,669,639.15/16,449.09
  6. Step 6: Final answer
    x = 11,530.71

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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.