Home / 21,194.60-29,248.91-11,635.38

Finding the Fourth Proportional to 21,194.60, 29,248.91 and 11,635.38

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Solution

The fourth proportional to 21,194.60, 29,248.91 and 11,635.38 is: 16,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,194.60 : 29,248.91 = 11,635.38 : x
  2. Step 2: Convert to fraction form
    21,194.60/29,248.91 = 11,635.38/x
  3. Step 3: Cross multiply
    21,194.60x = 29,248.91 × 11,635.38
  4. Step 4: Simplify right side
    21,194.60x = 340,322,124.26
  5. Step 5: Solve for x
    x = 340,322,124.26/21,194.60
  6. Step 6: Final answer
    x = 16,057.02

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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.