Home / 20,253.60-30,333.42-19,552.77

Finding the Fourth Proportional to 20,253.60, 30,333.42 and 19,552.77

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Solution

The fourth proportional to 20,253.60, 30,333.42 and 19,552.77 is: 29,283.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253.60 : 30,333.42 = 19,552.77 : x
  2. Step 2: Convert to fraction form
    20,253.60/30,333.42 = 19,552.77/x
  3. Step 3: Cross multiply
    20,253.60x = 30,333.42 × 19,552.77
  4. Step 4: Simplify right side
    20,253.60x = 593,102,384.57
  5. Step 5: Solve for x
    x = 593,102,384.57/20,253.60
  6. Step 6: Final answer
    x = 29,283.80

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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.