Home / 23,720.83-32,734.36-13,110.64

Finding the Fourth Proportional to 23,720.83, 32,734.36 and 13,110.64

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Solution

The fourth proportional to 23,720.83, 32,734.36 and 13,110.64 is: 18,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.83 : 32,734.36 = 13,110.64 : x
  2. Step 2: Convert to fraction form
    23,720.83/32,734.36 = 13,110.64/x
  3. Step 3: Cross multiply
    23,720.83x = 32,734.36 × 13,110.64
  4. Step 4: Simplify right side
    23,720.83x = 429,168,409.59
  5. Step 5: Solve for x
    x = 429,168,409.59/23,720.83
  6. Step 6: Final answer
    x = 18,092.47

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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.