Home / 17,690.15-24,402.26-11,054.63

Finding the Fourth Proportional to 17,690.15, 24,402.26 and 11,054.63

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Solution

The fourth proportional to 17,690.15, 24,402.26 and 11,054.63 is: 15,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.15 : 24,402.26 = 11,054.63 : x
  2. Step 2: Convert to fraction form
    17,690.15/24,402.26 = 11,054.63/x
  3. Step 3: Cross multiply
    17,690.15x = 24,402.26 × 11,054.63
  4. Step 4: Simplify right side
    17,690.15x = 269,757,861.09
  5. Step 5: Solve for x
    x = 269,757,861.09/17,690.15
  6. Step 6: Final answer
    x = 15,249.05

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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.