Home / 49,351.76-68,103.63-28,126.93

Finding the Fourth Proportional to 49,351.76, 68,103.63 and 28,126.93

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Solution

The fourth proportional to 49,351.76, 68,103.63 and 28,126.93 is: 38,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,351.76 : 68,103.63 = 28,126.93 : x
  2. Step 2: Convert to fraction form
    49,351.76/68,103.63 = 28,126.93/x
  3. Step 3: Cross multiply
    49,351.76x = 68,103.63 × 28,126.93
  4. Step 4: Simplify right side
    49,351.76x = 1,915,545,722.86
  5. Step 5: Solve for x
    x = 1,915,545,722.86/49,351.76
  6. Step 6: Final answer
    x = 38,814.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.