Home / 45,066.58-67,609.40-16,986.04

Finding the Fourth Proportional to 45,066.58, 67,609.40 and 16,986.04

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Solution

The fourth proportional to 45,066.58, 67,609.40 and 16,986.04 is: 25,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,066.58 : 67,609.40 = 16,986.04 : x
  2. Step 2: Convert to fraction form
    45,066.58/67,609.40 = 16,986.04/x
  3. Step 3: Cross multiply
    45,066.58x = 67,609.40 × 16,986.04
  4. Step 4: Simplify right side
    45,066.58x = 1,148,415,972.78
  5. Step 5: Solve for x
    x = 1,148,415,972.78/45,066.58
  6. Step 6: Final answer
    x = 25,482.65

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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.