Home / 16,720.30-25,064.25-6,187.33

Finding the Fourth Proportional to 16,720.30, 25,064.25 and 6,187.33

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Solution

The fourth proportional to 16,720.30, 25,064.25 and 6,187.33 is: 9,275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.30 : 25,064.25 = 6,187.33 : x
  2. Step 2: Convert to fraction form
    16,720.30/25,064.25 = 6,187.33/x
  3. Step 3: Cross multiply
    16,720.30x = 25,064.25 × 6,187.33
  4. Step 4: Simplify right side
    16,720.30x = 155,080,785.95
  5. Step 5: Solve for x
    x = 155,080,785.95/16,720.30
  6. Step 6: Final answer
    x = 9,275.00

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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.