Home / 51,606.42-71,217.68-28,950.45

Finding the Fourth Proportional to 51,606.42, 71,217.68 and 28,950.45

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Solution

The fourth proportional to 51,606.42, 71,217.68 and 28,950.45 is: 39,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.42 : 71,217.68 = 28,950.45 : x
  2. Step 2: Convert to fraction form
    51,606.42/71,217.68 = 28,950.45/x
  3. Step 3: Cross multiply
    51,606.42x = 71,217.68 × 28,950.45
  4. Step 4: Simplify right side
    51,606.42x = 2,061,783,739.20
  5. Step 5: Solve for x
    x = 2,061,783,739.20/51,606.42
  6. Step 6: Final answer
    x = 39,952.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.