Home / 42,255.56-63,378.53-11,093.24

Finding the Fourth Proportional to 42,255.56, 63,378.53 and 11,093.24

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Solution

The fourth proportional to 42,255.56, 63,378.53 and 11,093.24 is: 16,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,255.56 : 63,378.53 = 11,093.24 : x
  2. Step 2: Convert to fraction form
    42,255.56/63,378.53 = 11,093.24/x
  3. Step 3: Cross multiply
    42,255.56x = 63,378.53 × 11,093.24
  4. Step 4: Simplify right side
    42,255.56x = 703,072,954.98
  5. Step 5: Solve for x
    x = 703,072,954.98/42,255.56
  6. Step 6: Final answer
    x = 16,638.59

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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.