Home / 50,447.69-75,675.89-13,007.45

Finding the Fourth Proportional to 50,447.69, 75,675.89 and 13,007.45

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Solution

The fourth proportional to 50,447.69, 75,675.89 and 13,007.45 is: 19,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,447.69 : 75,675.89 = 13,007.45 : x
  2. Step 2: Convert to fraction form
    50,447.69/75,675.89 = 13,007.45/x
  3. Step 3: Cross multiply
    50,447.69x = 75,675.89 × 13,007.45
  4. Step 4: Simplify right side
    50,447.69x = 984,349,911.96
  5. Step 5: Solve for x
    x = 984,349,911.96/50,447.69
  6. Step 6: Final answer
    x = 19,512.29

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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.