Home / 16,816.74-25,225.82-4,970.54

Finding the Fourth Proportional to 16,816.74, 25,225.82 and 4,970.54

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Solution

The fourth proportional to 16,816.74, 25,225.82 and 4,970.54 is: 7,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.74 : 25,225.82 = 4,970.54 : x
  2. Step 2: Convert to fraction form
    16,816.74/25,225.82 = 4,970.54/x
  3. Step 3: Cross multiply
    16,816.74x = 25,225.82 × 4,970.54
  4. Step 4: Simplify right side
    16,816.74x = 125,385,947.34
  5. Step 5: Solve for x
    x = 125,385,947.34/16,816.74
  6. Step 6: Final answer
    x = 7,456.02

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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.