Home / 29,088.91-43,638.77-19,236.43

Finding the Fourth Proportional to 29,088.91, 43,638.77 and 19,236.43

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Solution

The fourth proportional to 29,088.91, 43,638.77 and 19,236.43 is: 28,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.91 : 43,638.77 = 19,236.43 : x
  2. Step 2: Convert to fraction form
    29,088.91/43,638.77 = 19,236.43/x
  3. Step 3: Cross multiply
    29,088.91x = 43,638.77 × 19,236.43
  4. Step 4: Simplify right side
    29,088.91x = 839,454,144.39
  5. Step 5: Solve for x
    x = 839,454,144.39/29,088.91
  6. Step 6: Final answer
    x = 28,858.22

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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.