Home / 51,007.14-70,388.46-28,346.04

Finding the Fourth Proportional to 51,007.14, 70,388.46 and 28,346.04

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Solution

The fourth proportional to 51,007.14, 70,388.46 and 28,346.04 is: 39,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,007.14 : 70,388.46 = 28,346.04 : x
  2. Step 2: Convert to fraction form
    51,007.14/70,388.46 = 28,346.04/x
  3. Step 3: Cross multiply
    51,007.14x = 70,388.46 × 28,346.04
  4. Step 4: Simplify right side
    51,007.14x = 1,995,234,102.70
  5. Step 5: Solve for x
    x = 1,995,234,102.70/51,007.14
  6. Step 6: Final answer
    x = 39,116.76

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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.