Home / 25,036.95-37,562.72-11,871.21

Finding the Fourth Proportional to 25,036.95, 37,562.72 and 11,871.21

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Solution

The fourth proportional to 25,036.95, 37,562.72 and 11,871.21 is: 17,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,036.95 : 37,562.72 = 11,871.21 : x
  2. Step 2: Convert to fraction form
    25,036.95/37,562.72 = 11,871.21/x
  3. Step 3: Cross multiply
    25,036.95x = 37,562.72 × 11,871.21
  4. Step 4: Simplify right side
    25,036.95x = 445,914,877.94
  5. Step 5: Solve for x
    x = 445,914,877.94/25,036.95
  6. Step 6: Final answer
    x = 17,810.27

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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.