Home / 27,546.14-38,013.44-14,970.90

Finding the Fourth Proportional to 27,546.14, 38,013.44 and 14,970.90

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Solution

The fourth proportional to 27,546.14, 38,013.44 and 14,970.90 is: 20,659.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,546.14 : 38,013.44 = 14,970.90 : x
  2. Step 2: Convert to fraction form
    27,546.14/38,013.44 = 14,970.90/x
  3. Step 3: Cross multiply
    27,546.14x = 38,013.44 × 14,970.90
  4. Step 4: Simplify right side
    27,546.14x = 569,095,408.90
  5. Step 5: Solve for x
    x = 569,095,408.90/27,546.14
  6. Step 6: Final answer
    x = 20,659.72

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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.