Home / 41,915.86-62,860.44-13,830.68

Finding the Fourth Proportional to 41,915.86, 62,860.44 and 13,830.68

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Solution

The fourth proportional to 41,915.86, 62,860.44 and 13,830.68 is: 20,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,915.86 : 62,860.44 = 13,830.68 : x
  2. Step 2: Convert to fraction form
    41,915.86/62,860.44 = 13,830.68/x
  3. Step 3: Cross multiply
    41,915.86x = 62,860.44 × 13,830.68
  4. Step 4: Simplify right side
    41,915.86x = 869,402,630.30
  5. Step 5: Solve for x
    x = 869,402,630.30/41,915.86
  6. Step 6: Final answer
    x = 20,741.61

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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.