Home / 33,421.86-50,113.26-12,646.98

Finding the Fourth Proportional to 33,421.86, 50,113.26 and 12,646.98

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Solution

The fourth proportional to 33,421.86, 50,113.26 and 12,646.98 is: 18,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.86 : 50,113.26 = 12,646.98 : x
  2. Step 2: Convert to fraction form
    33,421.86/50,113.26 = 12,646.98/x
  3. Step 3: Cross multiply
    33,421.86x = 50,113.26 × 12,646.98
  4. Step 4: Simplify right side
    33,421.86x = 633,781,396.95
  5. Step 5: Solve for x
    x = 633,781,396.95/33,421.86
  6. Step 6: Final answer
    x = 18,963.08

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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.