Home / 51,874.41-77,686.88-29,620.33

Finding the Fourth Proportional to 51,874.41, 77,686.88 and 29,620.33

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Solution

The fourth proportional to 51,874.41, 77,686.88 and 29,620.33 is: 44,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,874.41 : 77,686.88 = 29,620.33 : x
  2. Step 2: Convert to fraction form
    51,874.41/77,686.88 = 29,620.33/x
  3. Step 3: Cross multiply
    51,874.41x = 77,686.88 × 29,620.33
  4. Step 4: Simplify right side
    51,874.41x = 2,301,111,022.27
  5. Step 5: Solve for x
    x = 2,301,111,022.27/51,874.41
  6. Step 6: Final answer
    x = 44,359.27

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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.