Home / 17,376.26-23,979.69-10,665.59

Finding the Fourth Proportional to 17,376.26, 23,979.69 and 10,665.59

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Solution

The fourth proportional to 17,376.26, 23,979.69 and 10,665.59 is: 14,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,376.26 : 23,979.69 = 10,665.59 : x
  2. Step 2: Convert to fraction form
    17,376.26/23,979.69 = 10,665.59/x
  3. Step 3: Cross multiply
    17,376.26x = 23,979.69 × 10,665.59
  4. Step 4: Simplify right side
    17,376.26x = 255,757,541.87
  5. Step 5: Solve for x
    x = 255,757,541.87/17,376.26
  6. Step 6: Final answer
    x = 14,718.79

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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.