Home / 30,957.43-46,306.05-28,713.94

Finding the Fourth Proportional to 30,957.43, 46,306.05 and 28,713.94

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Solution

The fourth proportional to 30,957.43, 46,306.05 and 28,713.94 is: 42,950.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,957.43 : 46,306.05 = 28,713.94 : x
  2. Step 2: Convert to fraction form
    30,957.43/46,306.05 = 28,713.94/x
  3. Step 3: Cross multiply
    30,957.43x = 46,306.05 × 28,713.94
  4. Step 4: Simplify right side
    30,957.43x = 1,329,629,141.34
  5. Step 5: Solve for x
    x = 1,329,629,141.34/30,957.43
  6. Step 6: Final answer
    x = 42,950.24

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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.