Home / 50,964.84-70,329.14-28,305.28

Finding the Fourth Proportional to 50,964.84, 70,329.14 and 28,305.28

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Solution

The fourth proportional to 50,964.84, 70,329.14 and 28,305.28 is: 39,059.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,964.84 : 70,329.14 = 28,305.28 : x
  2. Step 2: Convert to fraction form
    50,964.84/70,329.14 = 28,305.28/x
  3. Step 3: Cross multiply
    50,964.84x = 70,329.14 × 28,305.28
  4. Step 4: Simplify right side
    50,964.84x = 1,990,685,999.86
  5. Step 5: Solve for x
    x = 1,990,685,999.86/50,964.84
  6. Step 6: Final answer
    x = 39,059.99

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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.