Home / 17,642.85-26,464.10-4,495.20

Finding the Fourth Proportional to 17,642.85, 26,464.10 and 4,495.20

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Solution

The fourth proportional to 17,642.85, 26,464.10 and 4,495.20 is: 6,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.85 : 26,464.10 = 4,495.20 : x
  2. Step 2: Convert to fraction form
    17,642.85/26,464.10 = 4,495.20/x
  3. Step 3: Cross multiply
    17,642.85x = 26,464.10 × 4,495.20
  4. Step 4: Simplify right side
    17,642.85x = 118,961,399.84
  5. Step 5: Solve for x
    x = 118,961,399.84/17,642.85
  6. Step 6: Final answer
    x = 6,742.75

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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.