Home / 23,782.82-32,820.05-13,027.77

Finding the Fourth Proportional to 23,782.82, 32,820.05 and 13,027.77

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Solution

The fourth proportional to 23,782.82, 32,820.05 and 13,027.77 is: 17,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,782.82 : 32,820.05 = 13,027.77 : x
  2. Step 2: Convert to fraction form
    23,782.82/32,820.05 = 13,027.77/x
  3. Step 3: Cross multiply
    23,782.82x = 32,820.05 × 13,027.77
  4. Step 4: Simplify right side
    23,782.82x = 427,572,095.36
  5. Step 5: Solve for x
    x = 427,572,095.36/23,782.82
  6. Step 6: Final answer
    x = 17,978.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.