Home / 15,187.59-22,782.47-4,799.25

Finding the Fourth Proportional to 15,187.59, 22,782.47 and 4,799.25

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Solution

The fourth proportional to 15,187.59, 22,782.47 and 4,799.25 is: 7,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,187.59 : 22,782.47 = 4,799.25 : x
  2. Step 2: Convert to fraction form
    15,187.59/22,782.47 = 4,799.25/x
  3. Step 3: Cross multiply
    15,187.59x = 22,782.47 × 4,799.25
  4. Step 4: Simplify right side
    15,187.59x = 109,338,745.15
  5. Step 5: Solve for x
    x = 109,338,745.15/15,187.59
  6. Step 6: Final answer
    x = 7,199.22

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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.