Home / 30,246.08-41,739.72-16,818.56

Finding the Fourth Proportional to 30,246.08, 41,739.72 and 16,818.56

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Solution

The fourth proportional to 30,246.08, 41,739.72 and 16,818.56 is: 23,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.08 : 41,739.72 = 16,818.56 : x
  2. Step 2: Convert to fraction form
    30,246.08/41,739.72 = 16,818.56/x
  3. Step 3: Cross multiply
    30,246.08x = 41,739.72 × 16,818.56
  4. Step 4: Simplify right side
    30,246.08x = 702,001,985.20
  5. Step 5: Solve for x
    x = 702,001,985.20/30,246.08
  6. Step 6: Final answer
    x = 23,209.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.