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Finding the Fourth Proportional to 46,379.40, 69,476.81 and 25,287.83

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Solution

The fourth proportional to 46,379.40, 69,476.81 and 25,287.83 is: 37,881.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,379.40 : 69,476.81 = 25,287.83 : x
  2. Step 2: Convert to fraction form
    46,379.40/69,476.81 = 25,287.83/x
  3. Step 3: Cross multiply
    46,379.40x = 69,476.81 × 25,287.83
  4. Step 4: Simplify right side
    46,379.40x = 1,756,918,053.41
  5. Step 5: Solve for x
    x = 1,756,918,053.41/46,379.40
  6. Step 6: Final answer
    x = 37,881.43

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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.