Home / 41,420.40-62,069.16-30,422.64

Finding the Fourth Proportional to 41,420.40, 62,069.16 and 30,422.64

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Solution

The fourth proportional to 41,420.40, 62,069.16 and 30,422.64 is: 45,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.40 : 62,069.16 = 30,422.64 : x
  2. Step 2: Convert to fraction form
    41,420.40/62,069.16 = 30,422.64/x
  3. Step 3: Cross multiply
    41,420.40x = 62,069.16 × 30,422.64
  4. Step 4: Simplify right side
    41,420.40x = 1,888,307,709.78
  5. Step 5: Solve for x
    x = 1,888,307,709.78/41,420.40
  6. Step 6: Final answer
    x = 45,588.83

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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.