Home / 19,422.64-26,799.22-11,354.74

Finding the Fourth Proportional to 19,422.64, 26,799.22 and 11,354.74

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Solution

The fourth proportional to 19,422.64, 26,799.22 and 11,354.74 is: 15,667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.64 : 26,799.22 = 11,354.74 : x
  2. Step 2: Convert to fraction form
    19,422.64/26,799.22 = 11,354.74/x
  3. Step 3: Cross multiply
    19,422.64x = 26,799.22 × 11,354.74
  4. Step 4: Simplify right side
    19,422.64x = 304,298,175.30
  5. Step 5: Solve for x
    x = 304,298,175.30/19,422.64
  6. Step 6: Final answer
    x = 15,667.19

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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.