Home / 27,548.08-38,016.78-14,972.86

Finding the Fourth Proportional to 27,548.08, 38,016.78 and 14,972.86

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Solution

The fourth proportional to 27,548.08, 38,016.78 and 14,972.86 is: 20,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548.08 : 38,016.78 = 14,972.86 : x
  2. Step 2: Convert to fraction form
    27,548.08/38,016.78 = 14,972.86/x
  3. Step 3: Cross multiply
    27,548.08x = 38,016.78 × 14,972.86
  4. Step 4: Simplify right side
    27,548.08x = 569,219,924.59
  5. Step 5: Solve for x
    x = 569,219,924.59/27,548.08
  6. Step 6: Final answer
    x = 20,662.78

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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.