Home / 22,526.40-30,914.82-20,737.92

Finding the Fourth Proportional to 22,526.40, 30,914.82 and 20,737.92

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Solution

The fourth proportional to 22,526.40, 30,914.82 and 20,737.92 is: 28,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,526.40 : 30,914.82 = 20,737.92 : x
  2. Step 2: Convert to fraction form
    22,526.40/30,914.82 = 20,737.92/x
  3. Step 3: Cross multiply
    22,526.40x = 30,914.82 × 20,737.92
  4. Step 4: Simplify right side
    22,526.40x = 641,109,063.97
  5. Step 5: Solve for x
    x = 641,109,063.97/22,526.40
  6. Step 6: Final answer
    x = 28,460.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.