Home / 20,061.42-30,092.28-5,270.31

Finding the Fourth Proportional to 20,061.42, 30,092.28 and 5,270.31

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Solution

The fourth proportional to 20,061.42, 30,092.28 and 5,270.31 is: 7,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,061.42 : 30,092.28 = 5,270.31 : x
  2. Step 2: Convert to fraction form
    20,061.42/30,092.28 = 5,270.31/x
  3. Step 3: Cross multiply
    20,061.42x = 30,092.28 × 5,270.31
  4. Step 4: Simplify right side
    20,061.42x = 158,595,624.44
  5. Step 5: Solve for x
    x = 158,595,624.44/20,061.42
  6. Step 6: Final answer
    x = 7,905.50

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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.