Home / 12,451.96-18,677.13-5,057.07

Finding the Fourth Proportional to 12,451.96, 18,677.13 and 5,057.07

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Solution

The fourth proportional to 12,451.96, 18,677.13 and 5,057.07 is: 7,585.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451.96 : 18,677.13 = 5,057.07 : x
  2. Step 2: Convert to fraction form
    12,451.96/18,677.13 = 5,057.07/x
  3. Step 3: Cross multiply
    12,451.96x = 18,677.13 × 5,057.07
  4. Step 4: Simplify right side
    12,451.96x = 94,451,553.81
  5. Step 5: Solve for x
    x = 94,451,553.81/12,451.96
  6. Step 6: Final answer
    x = 7,585.28

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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.