Home / 19,977.37-29,976.52-7,506

Finding the Fourth Proportional to 19,977.37, 29,976.52 and 7,506

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Solution

The fourth proportional to 19,977.37, 29,976.52 and 7,506 is: 11,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977.37 : 29,976.52 = 7,506 : x
  2. Step 2: Convert to fraction form
    19,977.37/29,976.52 = 7,506/x
  3. Step 3: Cross multiply
    19,977.37x = 29,976.52 × 7,506
  4. Step 4: Simplify right side
    19,977.37x = 225,003,759.12
  5. Step 5: Solve for x
    x = 225,003,759.12/19,977.37
  6. Step 6: Final answer
    x = 11,262.93

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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.