Home / 35,974.99-53,931.72-13,804.28

Finding the Fourth Proportional to 35,974.99, 53,931.72 and 13,804.28

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Solution

The fourth proportional to 35,974.99, 53,931.72 and 13,804.28 is: 20,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,974.99 : 53,931.72 = 13,804.28 : x
  2. Step 2: Convert to fraction form
    35,974.99/53,931.72 = 13,804.28/x
  3. Step 3: Cross multiply
    35,974.99x = 53,931.72 × 13,804.28
  4. Step 4: Simplify right side
    35,974.99x = 744,488,563.76
  5. Step 5: Solve for x
    x = 744,488,563.76/35,974.99
  6. Step 6: Final answer
    x = 20,694.61

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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.