Home / 20,227.04-30,335.70-10,361.24

Finding the Fourth Proportional to 20,227.04, 30,335.70 and 10,361.24

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Solution

The fourth proportional to 20,227.04, 30,335.70 and 10,361.24 is: 15,539.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227.04 : 30,335.70 = 10,361.24 : x
  2. Step 2: Convert to fraction form
    20,227.04/30,335.70 = 10,361.24/x
  3. Step 3: Cross multiply
    20,227.04x = 30,335.70 × 10,361.24
  4. Step 4: Simplify right side
    20,227.04x = 314,315,468.27
  5. Step 5: Solve for x
    x = 314,315,468.27/20,227.04
  6. Step 6: Final answer
    x = 15,539.37

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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.