Home / 17,287.38-23,856.39-10,213.65

Finding the Fourth Proportional to 17,287.38, 23,856.39 and 10,213.65

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Solution

The fourth proportional to 17,287.38, 23,856.39 and 10,213.65 is: 14,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,287.38 : 23,856.39 = 10,213.65 : x
  2. Step 2: Convert to fraction form
    17,287.38/23,856.39 = 10,213.65/x
  3. Step 3: Cross multiply
    17,287.38x = 23,856.39 × 10,213.65
  4. Step 4: Simplify right side
    17,287.38x = 243,660,817.72
  5. Step 5: Solve for x
    x = 243,660,817.72/17,287.38
  6. Step 6: Final answer
    x = 14,094.72

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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.