Home / 18,102.64-27,150.68-6,256.40

Finding the Fourth Proportional to 18,102.64, 27,150.68 and 6,256.40

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Solution

The fourth proportional to 18,102.64, 27,150.68 and 6,256.40 is: 9,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102.64 : 27,150.68 = 6,256.40 : x
  2. Step 2: Convert to fraction form
    18,102.64/27,150.68 = 6,256.40/x
  3. Step 3: Cross multiply
    18,102.64x = 27,150.68 × 6,256.40
  4. Step 4: Simplify right side
    18,102.64x = 169,865,514.35
  5. Step 5: Solve for x
    x = 169,865,514.35/18,102.64
  6. Step 6: Final answer
    x = 9,383.47

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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.