Home / 51,006.12-76,477.86-17,711.88

Finding the Fourth Proportional to 51,006.12, 76,477.86 and 17,711.88

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Solution

The fourth proportional to 51,006.12, 76,477.86 and 17,711.88 is: 26,556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,006.12 : 76,477.86 = 17,711.88 : x
  2. Step 2: Convert to fraction form
    51,006.12/76,477.86 = 17,711.88/x
  3. Step 3: Cross multiply
    51,006.12x = 76,477.86 × 17,711.88
  4. Step 4: Simplify right side
    51,006.12x = 1,354,566,678.98
  5. Step 5: Solve for x
    x = 1,354,566,678.98/51,006.12
  6. Step 6: Final answer
    x = 26,556.94

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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.