Home / 26,477.32-39,720.42-8,703.22

Finding the Fourth Proportional to 26,477.32, 39,720.42 and 8,703.22

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Solution

The fourth proportional to 26,477.32, 39,720.42 and 8,703.22 is: 13,056.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,477.32 : 39,720.42 = 8,703.22 : x
  2. Step 2: Convert to fraction form
    26,477.32/39,720.42 = 8,703.22/x
  3. Step 3: Cross multiply
    26,477.32x = 39,720.42 × 8,703.22
  4. Step 4: Simplify right side
    26,477.32x = 345,695,553.75
  5. Step 5: Solve for x
    x = 345,695,553.75/26,477.32
  6. Step 6: Final answer
    x = 13,056.29

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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.