Home / 18,617.22-27,925.16-4,577.31

Finding the Fourth Proportional to 18,617.22, 27,925.16 and 4,577.31

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Solution

The fourth proportional to 18,617.22, 27,925.16 and 4,577.31 is: 6,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617.22 : 27,925.16 = 4,577.31 : x
  2. Step 2: Convert to fraction form
    18,617.22/27,925.16 = 4,577.31/x
  3. Step 3: Cross multiply
    18,617.22x = 27,925.16 × 4,577.31
  4. Step 4: Simplify right side
    18,617.22x = 127,822,091.23
  5. Step 5: Solve for x
    x = 127,822,091.23/18,617.22
  6. Step 6: Final answer
    x = 6,865.80

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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.