Home / 17,992.50-26,983.68-10,774.86

Finding the Fourth Proportional to 17,992.50, 26,983.68 and 10,774.86

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Solution

The fourth proportional to 17,992.50, 26,983.68 and 10,774.86 is: 16,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.50 : 26,983.68 = 10,774.86 : x
  2. Step 2: Convert to fraction form
    17,992.50/26,983.68 = 10,774.86/x
  3. Step 3: Cross multiply
    17,992.50x = 26,983.68 × 10,774.86
  4. Step 4: Simplify right side
    17,992.50x = 290,745,374.28
  5. Step 5: Solve for x
    x = 290,745,374.28/17,992.50
  6. Step 6: Final answer
    x = 16,159.25

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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.