Home / 41,507.60-62,253.30-13,420.85

Finding the Fourth Proportional to 41,507.60, 62,253.30 and 13,420.85

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Solution

The fourth proportional to 41,507.60, 62,253.30 and 13,420.85 is: 20,128.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,507.60 : 62,253.30 = 13,420.85 : x
  2. Step 2: Convert to fraction form
    41,507.60/62,253.30 = 13,420.85/x
  3. Step 3: Cross multiply
    41,507.60x = 62,253.30 × 13,420.85
  4. Step 4: Simplify right side
    41,507.60x = 835,492,201.31
  5. Step 5: Solve for x
    x = 835,492,201.31/41,507.60
  6. Step 6: Final answer
    x = 20,128.66

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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.