Home / 40,830.96-61,246.16-14,536.64

Finding the Fourth Proportional to 40,830.96, 61,246.16 and 14,536.64

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Solution

The fourth proportional to 40,830.96, 61,246.16 and 14,536.64 is: 21,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830.96 : 61,246.16 = 14,536.64 : x
  2. Step 2: Convert to fraction form
    40,830.96/61,246.16 = 14,536.64/x
  3. Step 3: Cross multiply
    40,830.96x = 61,246.16 × 14,536.64
  4. Step 4: Simplify right side
    40,830.96x = 890,313,379.30
  5. Step 5: Solve for x
    x = 890,313,379.30/40,830.96
  6. Step 6: Final answer
    x = 21,804.86

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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.