Home / 51,045.88-76,546.86-19,873.84

Finding the Fourth Proportional to 51,045.88, 76,546.86 and 19,873.84

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Solution

The fourth proportional to 51,045.88, 76,546.86 and 19,873.84 is: 29,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,045.88 : 76,546.86 = 19,873.84 : x
  2. Step 2: Convert to fraction form
    51,045.88/76,546.86 = 19,873.84/x
  3. Step 3: Cross multiply
    51,045.88x = 76,546.86 × 19,873.84
  4. Step 4: Simplify right side
    51,045.88x = 1,521,280,048.14
  5. Step 5: Solve for x
    x = 1,521,280,048.14/51,045.88
  6. Step 6: Final answer
    x = 29,802.21

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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.