Home / 15,004.55-22,506.83-3,911.21

Finding the Fourth Proportional to 15,004.55, 22,506.83 and 3,911.21

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Solution

The fourth proportional to 15,004.55, 22,506.83 and 3,911.21 is: 5,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004.55 : 22,506.83 = 3,911.21 : x
  2. Step 2: Convert to fraction form
    15,004.55/22,506.83 = 3,911.21/x
  3. Step 3: Cross multiply
    15,004.55x = 22,506.83 × 3,911.21
  4. Step 4: Simplify right side
    15,004.55x = 88,028,938.56
  5. Step 5: Solve for x
    x = 88,028,938.56/15,004.55
  6. Step 6: Final answer
    x = 5,866.82

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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.