Home / 30,769.91-42,463.73-17,341.73

Finding the Fourth Proportional to 30,769.91, 42,463.73 and 17,341.73

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Solution

The fourth proportional to 30,769.91, 42,463.73 and 17,341.73 is: 23,932.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,769.91 : 42,463.73 = 17,341.73 : x
  2. Step 2: Convert to fraction form
    30,769.91/42,463.73 = 17,341.73/x
  3. Step 3: Cross multiply
    30,769.91x = 42,463.73 × 17,341.73
  4. Step 4: Simplify right side
    30,769.91x = 736,394,453.74
  5. Step 5: Solve for x
    x = 736,394,453.74/30,769.91
  6. Step 6: Final answer
    x = 23,932.29

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1.5x scale

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.