Home / 17,420.48-26,129.28-5,734.88

Finding the Fourth Proportional to 17,420.48, 26,129.28 and 5,734.88

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Solution

The fourth proportional to 17,420.48, 26,129.28 and 5,734.88 is: 8,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.48 : 26,129.28 = 5,734.88 : x
  2. Step 2: Convert to fraction form
    17,420.48/26,129.28 = 5,734.88/x
  3. Step 3: Cross multiply
    17,420.48x = 26,129.28 × 5,734.88
  4. Step 4: Simplify right side
    17,420.48x = 149,848,285.29
  5. Step 5: Solve for x
    x = 149,848,285.29/17,420.48
  6. Step 6: Final answer
    x = 8,601.85

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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.