Home / 17,420.92-26,125.86-5,731.42

Finding the Fourth Proportional to 17,420.92, 26,125.86 and 5,731.42

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Solution

The fourth proportional to 17,420.92, 26,125.86 and 5,731.42 is: 8,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.92 : 26,125.86 = 5,731.42 : x
  2. Step 2: Convert to fraction form
    17,420.92/26,125.86 = 5,731.42/x
  3. Step 3: Cross multiply
    17,420.92x = 26,125.86 × 5,731.42
  4. Step 4: Simplify right side
    17,420.92x = 149,738,276.52
  5. Step 5: Solve for x
    x = 149,738,276.52/17,420.92
  6. Step 6: Final answer
    x = 8,595.31

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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.