Home / 33,689.50-50,548.84-18,088.90

Finding the Fourth Proportional to 33,689.50, 50,548.84 and 18,088.90

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Solution

The fourth proportional to 33,689.50, 50,548.84 and 18,088.90 is: 27,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.50 : 50,548.84 = 18,088.90 : x
  2. Step 2: Convert to fraction form
    33,689.50/50,548.84 = 18,088.90/x
  3. Step 3: Cross multiply
    33,689.50x = 50,548.84 × 18,088.90
  4. Step 4: Simplify right side
    33,689.50x = 914,372,740.28
  5. Step 5: Solve for x
    x = 914,372,740.28/33,689.50
  6. Step 6: Final answer
    x = 27,141.18

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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.