Home / 29,007.09-43,510.67-7,947.31

Finding the Fourth Proportional to 29,007.09, 43,510.67 and 7,947.31

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Solution

The fourth proportional to 29,007.09, 43,510.67 and 7,947.31 is: 11,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007.09 : 43,510.67 = 7,947.31 : x
  2. Step 2: Convert to fraction form
    29,007.09/43,510.67 = 7,947.31/x
  3. Step 3: Cross multiply
    29,007.09x = 43,510.67 × 7,947.31
  4. Step 4: Simplify right side
    29,007.09x = 345,792,782.80
  5. Step 5: Solve for x
    x = 345,792,782.80/29,007.09
  6. Step 6: Final answer
    x = 11,920.97

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1.5x scale

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.