Home / 18,150.42-27,225.90-5,669.94

Finding the Fourth Proportional to 18,150.42, 27,225.90 and 5,669.94

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Solution

The fourth proportional to 18,150.42, 27,225.90 and 5,669.94 is: 8,504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.42 : 27,225.90 = 5,669.94 : x
  2. Step 2: Convert to fraction form
    18,150.42/27,225.90 = 5,669.94/x
  3. Step 3: Cross multiply
    18,150.42x = 27,225.90 × 5,669.94
  4. Step 4: Simplify right side
    18,150.42x = 154,369,219.45
  5. Step 5: Solve for x
    x = 154,369,219.45/18,150.42
  6. Step 6: Final answer
    x = 8,504.99

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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.