Home / 44,914.20-67,359.80-13,316.86

Finding the Fourth Proportional to 44,914.20, 67,359.80 and 13,316.86

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Solution

The fourth proportional to 44,914.20, 67,359.80 and 13,316.86 is: 19,971.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,914.20 : 67,359.80 = 13,316.86 : x
  2. Step 2: Convert to fraction form
    44,914.20/67,359.80 = 13,316.86/x
  3. Step 3: Cross multiply
    44,914.20x = 67,359.80 × 13,316.86
  4. Step 4: Simplify right side
    44,914.20x = 897,021,026.23
  5. Step 5: Solve for x
    x = 897,021,026.23/44,914.20
  6. Step 6: Final answer
    x = 19,971.88

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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.