Home / 27,459.64-41,196.38-12,678.92

Finding the Fourth Proportional to 27,459.64, 41,196.38 and 12,678.92

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Solution

The fourth proportional to 27,459.64, 41,196.38 and 12,678.92 is: 19,021.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459.64 : 41,196.38 = 12,678.92 : x
  2. Step 2: Convert to fraction form
    27,459.64/41,196.38 = 12,678.92/x
  3. Step 3: Cross multiply
    27,459.64x = 41,196.38 × 12,678.92
  4. Step 4: Simplify right side
    27,459.64x = 522,325,606.31
  5. Step 5: Solve for x
    x = 522,325,606.31/27,459.64
  6. Step 6: Final answer
    x = 19,021.58

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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.