Home / 27,554.84-38,025.61-14,979.59

Finding the Fourth Proportional to 27,554.84, 38,025.61 and 14,979.59

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Solution

The fourth proportional to 27,554.84, 38,025.61 and 14,979.59 is: 20,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.84 : 38,025.61 = 14,979.59 : x
  2. Step 2: Convert to fraction form
    27,554.84/38,025.61 = 14,979.59/x
  3. Step 3: Cross multiply
    27,554.84x = 38,025.61 × 14,979.59
  4. Step 4: Simplify right side
    27,554.84x = 569,608,047.30
  5. Step 5: Solve for x
    x = 569,608,047.30/27,554.84
  6. Step 6: Final answer
    x = 20,671.80

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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.