Home / 49,654.08-74,457.68-18,042.12

Finding the Fourth Proportional to 49,654.08, 74,457.68 and 18,042.12

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Solution

The fourth proportional to 49,654.08, 74,457.68 and 18,042.12 is: 27,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,654.08 : 74,457.68 = 18,042.12 : x
  2. Step 2: Convert to fraction form
    49,654.08/74,457.68 = 18,042.12/x
  3. Step 3: Cross multiply
    49,654.08x = 74,457.68 × 18,042.12
  4. Step 4: Simplify right side
    49,654.08x = 1,343,374,307.27
  5. Step 5: Solve for x
    x = 1,343,374,307.27/49,654.08
  6. Step 6: Final answer
    x = 27,054.66

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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.