Home / 27,205.58-40,720.88-14,040.02

Finding the Fourth Proportional to 27,205.58, 40,720.88 and 14,040.02

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Solution

The fourth proportional to 27,205.58, 40,720.88 and 14,040.02 is: 21,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,205.58 : 40,720.88 = 14,040.02 : x
  2. Step 2: Convert to fraction form
    27,205.58/40,720.88 = 14,040.02/x
  3. Step 3: Cross multiply
    27,205.58x = 40,720.88 × 14,040.02
  4. Step 4: Simplify right side
    27,205.58x = 571,721,969.62
  5. Step 5: Solve for x
    x = 571,721,969.62/27,205.58
  6. Step 6: Final answer
    x = 21,014.88

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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.