Home / 41,420.90-62,069.91-30,423.14

Finding the Fourth Proportional to 41,420.90, 62,069.91 and 30,423.14

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Solution

The fourth proportional to 41,420.90, 62,069.91 and 30,423.14 is: 45,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.90 : 62,069.91 = 30,423.14 : x
  2. Step 2: Convert to fraction form
    41,420.90/62,069.91 = 30,423.14/x
  3. Step 3: Cross multiply
    41,420.90x = 62,069.91 × 30,423.14
  4. Step 4: Simplify right side
    41,420.90x = 1,888,361,561.72
  5. Step 5: Solve for x
    x = 1,888,361,561.72/41,420.90
  6. Step 6: Final answer
    x = 45,589.58

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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.