Home / 27,086.45-40,645.20-14,606.42

Finding the Fourth Proportional to 27,086.45, 40,645.20 and 14,606.42

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Solution

The fourth proportional to 27,086.45, 40,645.20 and 14,606.42 is: 21,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086.45 : 40,645.20 = 14,606.42 : x
  2. Step 2: Convert to fraction form
    27,086.45/40,645.20 = 14,606.42/x
  3. Step 3: Cross multiply
    27,086.45x = 40,645.20 × 14,606.42
  4. Step 4: Simplify right side
    27,086.45x = 593,680,862.18
  5. Step 5: Solve for x
    x = 593,680,862.18/27,086.45
  6. Step 6: Final answer
    x = 21,918.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.