Home / 47,066.87-70,613.97-18,972.42

Finding the Fourth Proportional to 47,066.87, 70,613.97 and 18,972.42

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Solution

The fourth proportional to 47,066.87, 70,613.97 and 18,972.42 is: 28,464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,066.87 : 70,613.97 = 18,972.42 : x
  2. Step 2: Convert to fraction form
    47,066.87/70,613.97 = 18,972.42/x
  3. Step 3: Cross multiply
    47,066.87x = 70,613.97 × 18,972.42
  4. Step 4: Simplify right side
    47,066.87x = 1,339,717,896.71
  5. Step 5: Solve for x
    x = 1,339,717,896.71/47,066.87
  6. Step 6: Final answer
    x = 28,464.14

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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.