Home / 26,007.68-38,979.08-11,952.76

Finding the Fourth Proportional to 26,007.68, 38,979.08 and 11,952.76

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Solution

The fourth proportional to 26,007.68, 38,979.08 and 11,952.76 is: 17,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.68 : 38,979.08 = 11,952.76 : x
  2. Step 2: Convert to fraction form
    26,007.68/38,979.08 = 11,952.76/x
  3. Step 3: Cross multiply
    26,007.68x = 38,979.08 × 11,952.76
  4. Step 4: Simplify right side
    26,007.68x = 465,907,588.26
  5. Step 5: Solve for x
    x = 465,907,588.26/26,007.68
  6. Step 6: Final answer
    x = 17,914.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.