Home / 20,153.37-30,230.01-5,362.29

Finding the Fourth Proportional to 20,153.37, 30,230.01 and 5,362.29

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Solution

The fourth proportional to 20,153.37, 30,230.01 and 5,362.29 is: 8,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,153.37 : 30,230.01 = 5,362.29 : x
  2. Step 2: Convert to fraction form
    20,153.37/30,230.01 = 5,362.29/x
  3. Step 3: Cross multiply
    20,153.37x = 30,230.01 × 5,362.29
  4. Step 4: Simplify right side
    20,153.37x = 162,102,080.32
  5. Step 5: Solve for x
    x = 162,102,080.32/20,153.37
  6. Step 6: Final answer
    x = 8,043.42

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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.