Home / 42,609.04-63,842.94-25,918.60

Finding the Fourth Proportional to 42,609.04, 63,842.94 and 25,918.60

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Solution

The fourth proportional to 42,609.04, 63,842.94 and 25,918.60 is: 38,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,609.04 : 63,842.94 = 25,918.60 : x
  2. Step 2: Convert to fraction form
    42,609.04/63,842.94 = 25,918.60/x
  3. Step 3: Cross multiply
    42,609.04x = 63,842.94 × 25,918.60
  4. Step 4: Simplify right side
    42,609.04x = 1,654,719,624.68
  5. Step 5: Solve for x
    x = 1,654,719,624.68/42,609.04
  6. Step 6: Final answer
    x = 38,834.94

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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.