Home / 50,742.04-70,022.58-28,081.97

Finding the Fourth Proportional to 50,742.04, 70,022.58 and 28,081.97

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Solution

The fourth proportional to 50,742.04, 70,022.58 and 28,081.97 is: 38,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,742.04 : 70,022.58 = 28,081.97 : x
  2. Step 2: Convert to fraction form
    50,742.04/70,022.58 = 28,081.97/x
  3. Step 3: Cross multiply
    50,742.04x = 70,022.58 × 28,081.97
  4. Step 4: Simplify right side
    50,742.04x = 1,966,371,990.88
  5. Step 5: Solve for x
    x = 1,966,371,990.88/50,742.04
  6. Step 6: Final answer
    x = 38,752.33

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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.