Home / 26,322.80-39,490.68-18,546.80

Finding the Fourth Proportional to 26,322.80, 39,490.68 and 18,546.80

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Solution

The fourth proportional to 26,322.80, 39,490.68 and 18,546.80 is: 27,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,322.80 : 39,490.68 = 18,546.80 : x
  2. Step 2: Convert to fraction form
    26,322.80/39,490.68 = 18,546.80/x
  3. Step 3: Cross multiply
    26,322.80x = 39,490.68 × 18,546.80
  4. Step 4: Simplify right side
    26,322.80x = 732,425,743.82
  5. Step 5: Solve for x
    x = 732,425,743.82/26,322.80
  6. Step 6: Final answer
    x = 27,824.77

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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.