Home / 42,636.96-63,928.09-17,694.22

Finding the Fourth Proportional to 42,636.96, 63,928.09 and 17,694.22

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Solution

The fourth proportional to 42,636.96, 63,928.09 and 17,694.22 is: 26,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,636.96 : 63,928.09 = 17,694.22 : x
  2. Step 2: Convert to fraction form
    42,636.96/63,928.09 = 17,694.22/x
  3. Step 3: Cross multiply
    42,636.96x = 63,928.09 × 17,694.22
  4. Step 4: Simplify right side
    42,636.96x = 1,131,157,688.64
  5. Step 5: Solve for x
    x = 1,131,157,688.64/42,636.96
  6. Step 6: Final answer
    x = 26,529.98

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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.