Home / 17,437.28-26,155.99-4,289.61

Finding the Fourth Proportional to 17,437.28, 26,155.99 and 4,289.61

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Solution

The fourth proportional to 17,437.28, 26,155.99 and 4,289.61 is: 6,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,437.28 : 26,155.99 = 4,289.61 : x
  2. Step 2: Convert to fraction form
    17,437.28/26,155.99 = 4,289.61/x
  3. Step 3: Cross multiply
    17,437.28x = 26,155.99 × 4,289.61
  4. Step 4: Simplify right side
    17,437.28x = 112,198,940.52
  5. Step 5: Solve for x
    x = 112,198,940.52/17,437.28
  6. Step 6: Final answer
    x = 6,434.43

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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.