Home / 16,951.50-25,430.09-5,262.39

Finding the Fourth Proportional to 16,951.50, 25,430.09 and 5,262.39

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Solution

The fourth proportional to 16,951.50, 25,430.09 and 5,262.39 is: 7,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951.50 : 25,430.09 = 5,262.39 : x
  2. Step 2: Convert to fraction form
    16,951.50/25,430.09 = 5,262.39/x
  3. Step 3: Cross multiply
    16,951.50x = 25,430.09 × 5,262.39
  4. Step 4: Simplify right side
    16,951.50x = 133,823,025.00
  5. Step 5: Solve for x
    x = 133,823,025.00/16,951.50
  6. Step 6: Final answer
    x = 7,894.47

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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.