Home / 18,944.52-26,145.65-11,394.64

Finding the Fourth Proportional to 18,944.52, 26,145.65 and 11,394.64

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Solution

The fourth proportional to 18,944.52, 26,145.65 and 11,394.64 is: 15,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944.52 : 26,145.65 = 11,394.64 : x
  2. Step 2: Convert to fraction form
    18,944.52/26,145.65 = 11,394.64/x
  3. Step 3: Cross multiply
    18,944.52x = 26,145.65 × 11,394.64
  4. Step 4: Simplify right side
    18,944.52x = 297,920,330.48
  5. Step 5: Solve for x
    x = 297,920,330.48/18,944.52
  6. Step 6: Final answer
    x = 15,725.94

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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.