Home / 29,176.80-43,707.60-17,455.20

Finding the Fourth Proportional to 29,176.80, 43,707.60 and 17,455.20

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Solution

The fourth proportional to 29,176.80, 43,707.60 and 17,455.20 is: 26,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,176.80 : 43,707.60 = 17,455.20 : x
  2. Step 2: Convert to fraction form
    29,176.80/43,707.60 = 17,455.20/x
  3. Step 3: Cross multiply
    29,176.80x = 43,707.60 × 17,455.20
  4. Step 4: Simplify right side
    29,176.80x = 762,924,899.52
  5. Step 5: Solve for x
    x = 762,924,899.52/29,176.80
  6. Step 6: Final answer
    x = 26,148.34

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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.