Home / 25,697.96-38,528.20-17,357.28

Finding the Fourth Proportional to 25,697.96, 38,528.20 and 17,357.28

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Solution

The fourth proportional to 25,697.96, 38,528.20 and 17,357.28 is: 26,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,697.96 : 38,528.20 = 17,357.28 : x
  2. Step 2: Convert to fraction form
    25,697.96/38,528.20 = 17,357.28/x
  3. Step 3: Cross multiply
    25,697.96x = 38,528.20 × 17,357.28
  4. Step 4: Simplify right side
    25,697.96x = 668,744,755.30
  5. Step 5: Solve for x
    x = 668,744,755.30/25,697.96
  6. Step 6: Final answer
    x = 26,023.26

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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.