Home / 36,904.71-50,911.22-21,787.07

Finding the Fourth Proportional to 36,904.71, 50,911.22 and 21,787.07

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Solution

The fourth proportional to 36,904.71, 50,911.22 and 21,787.07 is: 30,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,904.71 : 50,911.22 = 21,787.07 : x
  2. Step 2: Convert to fraction form
    36,904.71/50,911.22 = 21,787.07/x
  3. Step 3: Cross multiply
    36,904.71x = 50,911.22 × 21,787.07
  4. Step 4: Simplify right side
    36,904.71x = 1,109,206,495.67
  5. Step 5: Solve for x
    x = 1,109,206,495.67/36,904.71
  6. Step 6: Final answer
    x = 30,055.96

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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.