Home / 27,554.28-38,025.69-14,979.84

Finding the Fourth Proportional to 27,554.28, 38,025.69 and 14,979.84

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Solution

The fourth proportional to 27,554.28, 38,025.69 and 14,979.84 is: 20,672.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.28 : 38,025.69 = 14,979.84 : x
  2. Step 2: Convert to fraction form
    27,554.28/38,025.69 = 14,979.84/x
  3. Step 3: Cross multiply
    27,554.28x = 38,025.69 × 14,979.84
  4. Step 4: Simplify right side
    27,554.28x = 569,618,752.09
  5. Step 5: Solve for x
    x = 569,618,752.09/27,554.28
  6. Step 6: Final answer
    x = 20,672.61

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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.