Home / 20,226.04-30,334.20-10,360.24

Finding the Fourth Proportional to 20,226.04, 30,334.20 and 10,360.24

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Solution

The fourth proportional to 20,226.04, 30,334.20 and 10,360.24 is: 15,537.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226.04 : 30,334.20 = 10,360.24 : x
  2. Step 2: Convert to fraction form
    20,226.04/30,334.20 = 10,360.24/x
  3. Step 3: Cross multiply
    20,226.04x = 30,334.20 × 10,360.24
  4. Step 4: Simplify right side
    20,226.04x = 314,269,477.52
  5. Step 5: Solve for x
    x = 314,269,477.52/20,226.04
  6. Step 6: Final answer
    x = 15,537.87

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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.