Home / 17,345.25-23,936.40-9,387.47

Finding the Fourth Proportional to 17,345.25, 23,936.40 and 9,387.47

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Solution

The fourth proportional to 17,345.25, 23,936.40 and 9,387.47 is: 12,954.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.25 : 23,936.40 = 9,387.47 : x
  2. Step 2: Convert to fraction form
    17,345.25/23,936.40 = 9,387.47/x
  3. Step 3: Cross multiply
    17,345.25x = 23,936.40 × 9,387.47
  4. Step 4: Simplify right side
    17,345.25x = 224,702,296.75
  5. Step 5: Solve for x
    x = 224,702,296.75/17,345.25
  6. Step 6: Final answer
    x = 12,954.69

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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.