Home / 51,204.05-70,661.89-28,544.48

Finding the Fourth Proportional to 51,204.05, 70,661.89 and 28,544.48

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Solution

The fourth proportional to 51,204.05, 70,661.89 and 28,544.48 is: 39,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204.05 : 70,661.89 = 28,544.48 : x
  2. Step 2: Convert to fraction form
    51,204.05/70,661.89 = 28,544.48/x
  3. Step 3: Cross multiply
    51,204.05x = 70,661.89 × 28,544.48
  4. Step 4: Simplify right side
    51,204.05x = 2,017,006,905.87
  5. Step 5: Solve for x
    x = 2,017,006,905.87/51,204.05
  6. Step 6: Final answer
    x = 39,391.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.