Home / 26,008.17-38,979.84-11,953.26

Finding the Fourth Proportional to 26,008.17, 38,979.84 and 11,953.26

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Solution

The fourth proportional to 26,008.17, 38,979.84 and 11,953.26 is: 17,914.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,008.17 : 38,979.84 = 11,953.26 : x
  2. Step 2: Convert to fraction form
    26,008.17/38,979.84 = 11,953.26/x
  3. Step 3: Cross multiply
    26,008.17x = 38,979.84 × 11,953.26
  4. Step 4: Simplify right side
    26,008.17x = 465,936,162.28
  5. Step 5: Solve for x
    x = 465,936,162.28/26,008.17
  6. Step 6: Final answer
    x = 17,914.99

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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.