Home / 17,382.38-23,987.58-9,424.58

Finding the Fourth Proportional to 17,382.38, 23,987.58 and 9,424.58

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Solution

The fourth proportional to 17,382.38, 23,987.58 and 9,424.58 is: 13,005.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.38 : 23,987.58 = 9,424.58 : x
  2. Step 2: Convert to fraction form
    17,382.38/23,987.58 = 9,424.58/x
  3. Step 3: Cross multiply
    17,382.38x = 23,987.58 × 9,424.58
  4. Step 4: Simplify right side
    17,382.38x = 226,072,866.72
  5. Step 5: Solve for x
    x = 226,072,866.72/17,382.38
  6. Step 6: Final answer
    x = 13,005.86

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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.