Home / 31,185.14-43,036.14-17,038.92

Finding the Fourth Proportional to 31,185.14, 43,036.14 and 17,038.92

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Solution

The fourth proportional to 31,185.14, 43,036.14 and 17,038.92 is: 23,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185.14 : 43,036.14 = 17,038.92 : x
  2. Step 2: Convert to fraction form
    31,185.14/43,036.14 = 17,038.92/x
  3. Step 3: Cross multiply
    31,185.14x = 43,036.14 × 17,038.92
  4. Step 4: Simplify right side
    31,185.14x = 733,289,346.57
  5. Step 5: Solve for x
    x = 733,289,346.57/31,185.14
  6. Step 6: Final answer
    x = 23,514.06

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Double scale
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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.