Home / 31,769.26-47,653.89-13,046.11

Finding the Fourth Proportional to 31,769.26, 47,653.89 and 13,046.11

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Solution

The fourth proportional to 31,769.26, 47,653.89 and 13,046.11 is: 19,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.26 : 47,653.89 = 13,046.11 : x
  2. Step 2: Convert to fraction form
    31,769.26/47,653.89 = 13,046.11/x
  3. Step 3: Cross multiply
    31,769.26x = 47,653.89 × 13,046.11
  4. Step 4: Simplify right side
    31,769.26x = 621,697,890.87
  5. Step 5: Solve for x
    x = 621,697,890.87/31,769.26
  6. Step 6: Final answer
    x = 19,569.17

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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.