Home / 27,548.06-38,016.43-14,972.81

Finding the Fourth Proportional to 27,548.06, 38,016.43 and 14,972.81

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Solution

The fourth proportional to 27,548.06, 38,016.43 and 14,972.81 is: 20,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548.06 : 38,016.43 = 14,972.81 : x
  2. Step 2: Convert to fraction form
    27,548.06/38,016.43 = 14,972.81/x
  3. Step 3: Cross multiply
    27,548.06x = 38,016.43 × 14,972.81
  4. Step 4: Simplify right side
    27,548.06x = 569,212,783.27
  5. Step 5: Solve for x
    x = 569,212,783.27/27,548.06
  6. Step 6: Final answer
    x = 20,662.54

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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.