Home / 27,546.30-38,014.18-14,971.05

Finding the Fourth Proportional to 27,546.30, 38,014.18 and 14,971.05

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Solution

The fourth proportional to 27,546.30, 38,014.18 and 14,971.05 is: 20,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,546.30 : 38,014.18 = 14,971.05 : x
  2. Step 2: Convert to fraction form
    27,546.30/38,014.18 = 14,971.05/x
  3. Step 3: Cross multiply
    27,546.30x = 38,014.18 × 14,971.05
  4. Step 4: Simplify right side
    27,546.30x = 569,112,189.49
  5. Step 5: Solve for x
    x = 569,112,189.49/27,546.30
  6. Step 6: Final answer
    x = 20,660.20

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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.