Home / 49,366.71-68,126.36-28,145.79

Finding the Fourth Proportional to 49,366.71, 68,126.36 and 28,145.79

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Solution

The fourth proportional to 49,366.71, 68,126.36 and 28,145.79 is: 38,841.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,366.71 : 68,126.36 = 28,145.79 : x
  2. Step 2: Convert to fraction form
    49,366.71/68,126.36 = 28,145.79/x
  3. Step 3: Cross multiply
    49,366.71x = 68,126.36 × 28,145.79
  4. Step 4: Simplify right side
    49,366.71x = 1,917,470,081.30
  5. Step 5: Solve for x
    x = 1,917,470,081.30/49,366.71
  6. Step 6: Final answer
    x = 38,841.36

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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.