Home / 16,896.98-23,315.80-9,342.29

Finding the Fourth Proportional to 16,896.98, 23,315.80 and 9,342.29

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Solution

The fourth proportional to 16,896.98, 23,315.80 and 9,342.29 is: 12,891.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.98 : 23,315.80 = 9,342.29 : x
  2. Step 2: Convert to fraction form
    16,896.98/23,315.80 = 9,342.29/x
  3. Step 3: Cross multiply
    16,896.98x = 23,315.80 × 9,342.29
  4. Step 4: Simplify right side
    16,896.98x = 217,822,918.47
  5. Step 5: Solve for x
    x = 217,822,918.47/16,896.98
  6. Step 6: Final answer
    x = 12,891.23

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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.