Home / 16,284.66-24,428.78-5,187.45

Finding the Fourth Proportional to 16,284.66, 24,428.78 and 5,187.45

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Solution

The fourth proportional to 16,284.66, 24,428.78 and 5,187.45 is: 7,781.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,284.66 : 24,428.78 = 5,187.45 : x
  2. Step 2: Convert to fraction form
    16,284.66/24,428.78 = 5,187.45/x
  3. Step 3: Cross multiply
    16,284.66x = 24,428.78 × 5,187.45
  4. Step 4: Simplify right side
    16,284.66x = 126,723,048.87
  5. Step 5: Solve for x
    x = 126,723,048.87/16,284.66
  6. Step 6: Final answer
    x = 7,781.74

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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.