Home / 16,318.38-24,465.60-5,218.68

Finding the Fourth Proportional to 16,318.38, 24,465.60 and 5,218.68

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Solution

The fourth proportional to 16,318.38, 24,465.60 and 5,218.68 is: 7,824.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,318.38 : 24,465.60 = 5,218.68 : x
  2. Step 2: Convert to fraction form
    16,318.38/24,465.60 = 5,218.68/x
  3. Step 3: Cross multiply
    16,318.38x = 24,465.60 × 5,218.68
  4. Step 4: Simplify right side
    16,318.38x = 127,678,137.41
  5. Step 5: Solve for x
    x = 127,678,137.41/16,318.38
  6. Step 6: Final answer
    x = 7,824.19

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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.