Home / 51,913.62-71,671.91-34,039.80

Finding the Fourth Proportional to 51,913.62, 71,671.91 and 34,039.80

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Solution

The fourth proportional to 51,913.62, 71,671.91 and 34,039.80 is: 46,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,913.62 : 71,671.91 = 34,039.80 : x
  2. Step 2: Convert to fraction form
    51,913.62/71,671.91 = 34,039.80/x
  3. Step 3: Cross multiply
    51,913.62x = 71,671.91 × 34,039.80
  4. Step 4: Simplify right side
    51,913.62x = 2,439,697,567.12
  5. Step 5: Solve for x
    x = 2,439,697,567.12/51,913.62
  6. Step 6: Final answer
    x = 46,995.33

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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.