Home / 27,329.70-37,670.67-21,350.94

Finding the Fourth Proportional to 27,329.70, 37,670.67 and 21,350.94

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Solution

The fourth proportional to 27,329.70, 37,670.67 and 21,350.94 is: 29,429.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.70 : 37,670.67 = 21,350.94 : x
  2. Step 2: Convert to fraction form
    27,329.70/37,670.67 = 21,350.94/x
  3. Step 3: Cross multiply
    27,329.70x = 37,670.67 × 21,350.94
  4. Step 4: Simplify right side
    27,329.70x = 804,304,214.93
  5. Step 5: Solve for x
    x = 804,304,214.93/27,329.70
  6. Step 6: Final answer
    x = 29,429.68

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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.