Home / 19,799.55-27,322.58-11,840.22

Finding the Fourth Proportional to 19,799.55, 27,322.58 and 11,840.22

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Solution

The fourth proportional to 19,799.55, 27,322.58 and 11,840.22 is: 16,339.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.55 : 27,322.58 = 11,840.22 : x
  2. Step 2: Convert to fraction form
    19,799.55/27,322.58 = 11,840.22/x
  3. Step 3: Cross multiply
    19,799.55x = 27,322.58 × 11,840.22
  4. Step 4: Simplify right side
    19,799.55x = 323,505,358.17
  5. Step 5: Solve for x
    x = 323,505,358.17/19,799.55
  6. Step 6: Final answer
    x = 16,339.03

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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.