Home / 26,571.27-36,628.29-21,847.35

Finding the Fourth Proportional to 26,571.27, 36,628.29 and 21,847.35

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Solution

The fourth proportional to 26,571.27, 36,628.29 and 21,847.35 is: 30,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571.27 : 36,628.29 = 21,847.35 : x
  2. Step 2: Convert to fraction form
    26,571.27/36,628.29 = 21,847.35/x
  3. Step 3: Cross multiply
    26,571.27x = 36,628.29 × 21,847.35
  4. Step 4: Simplify right side
    26,571.27x = 800,231,071.53
  5. Step 5: Solve for x
    x = 800,231,071.53/26,571.27
  6. Step 6: Final answer
    x = 30,116.40

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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.