Home / 17,630.31-26,412.35-8,735.29

Finding the Fourth Proportional to 17,630.31, 26,412.35 and 8,735.29

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Solution

The fourth proportional to 17,630.31, 26,412.35 and 8,735.29 is: 13,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.31 : 26,412.35 = 8,735.29 : x
  2. Step 2: Convert to fraction form
    17,630.31/26,412.35 = 8,735.29/x
  3. Step 3: Cross multiply
    17,630.31x = 26,412.35 × 8,735.29
  4. Step 4: Simplify right side
    17,630.31x = 230,719,536.83
  5. Step 5: Solve for x
    x = 230,719,536.83/17,630.31
  6. Step 6: Final answer
    x = 13,086.53

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1.5x scale

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.