Home / 50,746.99-76,127.78-15,689.38

Finding the Fourth Proportional to 50,746.99, 76,127.78 and 15,689.38

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Solution

The fourth proportional to 50,746.99, 76,127.78 and 15,689.38 is: 23,536.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,746.99 : 76,127.78 = 15,689.38 : x
  2. Step 2: Convert to fraction form
    50,746.99/76,127.78 = 15,689.38/x
  3. Step 3: Cross multiply
    50,746.99x = 76,127.78 × 15,689.38
  4. Step 4: Simplify right side
    50,746.99x = 1,194,397,668.98
  5. Step 5: Solve for x
    x = 1,194,397,668.98/50,746.99
  6. Step 6: Final answer
    x = 23,536.33

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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.