Home / 27,273.64-40,932.32-14,129.76

Finding the Fourth Proportional to 27,273.64, 40,932.32 and 14,129.76

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Solution

The fourth proportional to 27,273.64, 40,932.32 and 14,129.76 is: 21,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.64 : 40,932.32 = 14,129.76 : x
  2. Step 2: Convert to fraction form
    27,273.64/40,932.32 = 14,129.76/x
  3. Step 3: Cross multiply
    27,273.64x = 40,932.32 × 14,129.76
  4. Step 4: Simplify right side
    27,273.64x = 578,363,857.84
  5. Step 5: Solve for x
    x = 578,363,857.84/27,273.64
  6. Step 6: Final answer
    x = 21,205.97

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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.