Home / 16,981.70-25,472.55-4,669.70

Finding the Fourth Proportional to 16,981.70, 25,472.55 and 4,669.70

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Solution

The fourth proportional to 16,981.70, 25,472.55 and 4,669.70 is: 7,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,981.70 : 25,472.55 = 4,669.70 : x
  2. Step 2: Convert to fraction form
    16,981.70/25,472.55 = 4,669.70/x
  3. Step 3: Cross multiply
    16,981.70x = 25,472.55 × 4,669.70
  4. Step 4: Simplify right side
    16,981.70x = 118,949,166.74
  5. Step 5: Solve for x
    x = 118,949,166.74/16,981.70
  6. Step 6: Final answer
    x = 7,004.55

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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.