Home / 30,046.70-44,975.56-20,631.62

Finding the Fourth Proportional to 30,046.70, 44,975.56 and 20,631.62

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Solution

The fourth proportional to 30,046.70, 44,975.56 and 20,631.62 is: 30,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,046.70 : 44,975.56 = 20,631.62 : x
  2. Step 2: Convert to fraction form
    30,046.70/44,975.56 = 20,631.62/x
  3. Step 3: Cross multiply
    30,046.70x = 44,975.56 × 20,631.62
  4. Step 4: Simplify right side
    30,046.70x = 927,918,663.21
  5. Step 5: Solve for x
    x = 927,918,663.21/30,046.70
  6. Step 6: Final answer
    x = 30,882.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.