Home / 17,891.77-26,837.66-5,579.77

Finding the Fourth Proportional to 17,891.77, 26,837.66 and 5,579.77

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Solution

The fourth proportional to 17,891.77, 26,837.66 and 5,579.77 is: 8,369.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,891.77 : 26,837.66 = 5,579.77 : x
  2. Step 2: Convert to fraction form
    17,891.77/26,837.66 = 5,579.77/x
  3. Step 3: Cross multiply
    17,891.77x = 26,837.66 × 5,579.77
  4. Step 4: Simplify right side
    17,891.77x = 149,748,081.24
  5. Step 5: Solve for x
    x = 149,748,081.24/17,891.77
  6. Step 6: Final answer
    x = 8,369.66

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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.